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The Seminar of Jacques Lacan, Book V: Formations of the Unconscious

Jacques Lacan

by Jacques Lacan

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Synopsis

Lacan's Seminar V, "Formations of the Unconscious" (1957–1958), takes as its central task a rigorous demonstration that the major products of unconscious activity—jokes, dreams, symptoms, and the Oedipus complex itself—are structurally governed by the laws of the signifier, specifically the twin axes of metaphor and metonymy. Beginning with an extended reading of Freud's Jokes and their Relation to the Unconscious, Lacan builds the argument that wit requires a third party—the big Other as locus of the code—to ratify the stumble of the signifying chain that constitutes the joke's effect, and that this structural dependence on the Other is not incidental but constitutive of desire as such. He then deploys the "Graph of Desire," elaborated progressively across the year, to map the subject's double inscription: one line tracing need's passage through demand into the Other's symbolic system, a second tracing the irreducible remainder of desire that exceeds any demand and whose organizing signifier is the phallus. The seminar introduces and fully articulates the paternal metaphor as the structural mechanism by which the Name-of-the-Father substitutes for the mother's desire, elevating desire to the symbolic order and grounding the three moments of the Oedipus complex; its foreclosure (Verwerfung) produces psychosis. The final third extends this structural apparatus into detailed clinical accounts of hysteria and obsessional neurosis, showing how each neurotic structure is a specific solution to—and evasion of—the fundamental gap between desire and demand opened by the subject's inscription in language, culminating in Lacan's critique of contemporary analytic technique and his insistence that the phallus must be treated as a signifier, not an imaginary object, for cure to be conceivable.

Distinctive contribution

Seminar V occupies a unique position in the Lacanian corpus as the seminar in which the Graph of Desire is constructed in real time and its components progressively explained: the double signifying chain, the points de capiton, the nodes of demand/desire/need, the lozenge formula ($ ◇ a), and the crucial distinction between s(A) and S(A). No other text in the corpus offers the reader the genetic account of this graph alongside sustained clinical illustration; the later Écrits texts ("Subversion of the Subject," "The Signification of the Phallus," "The Direction of the Treatment") presuppose the graph rather than building it. The seminar is thus indispensable as an explanatory scaffold for Lacan's mature structural apparatus.

The seminar also makes an unusually comprehensive argument about the comic and the function of wit as a royal road to the structure of the unconscious—an argument that nowhere else receives such sustained treatment in the corpus. By reading Freud's Witz-book through the lens of Jakobsonian linguistics and his own metaphor/metonymy distinction, Lacan demonstrates that the joke is not merely analogous to the formations of the unconscious but is structurally homologous with them: it requires condensation (metaphor), displacement (metonymy), and—crucially—the ratification of the Other. The extended discussion of comedy, from Aristophanes through Molière's The School for Wives, as the genre in which the problem of love and the Other is dramatized most honestly, is found nowhere else in the seminars at this length and explicitness.

Finally, Seminar V provides the most thorough clinical differentiation between hysteria and obsessional neurosis within Lacan's structural framework, going beyond the brief schematic treatments in Seminar III and the Écrits to offer session-by-session clinical reasoning about the butcher's wife's dream, the Dora case, Bouvet's obsessional cases, and a female obsessional case. The sustained critique of Bouvet's technique—showing specifically how failure to treat the phallus as a signifier rather than an imaginary object produces analytic impasse—gives the seminar a practically oriented dimension that makes it essential reading alongside the more abstract papers in Écrits.

Main themes

  • The signifier as the primary structuring force of unconscious formations (jokes, dreams, symptoms)
  • The Graph of Desire: progressive construction linking need, demand, desire, and the Other
  • The joke as structural homologue of the unconscious: the role of the Other in ratifying the stumble of the signifying chain
  • The paternal metaphor and the Name-of-the-Father as the pivot of the Oedipus complex and the condition of neurosis vs. psychosis
  • The phallus as master-signifier: the gap between need and desire, the crossroads of symbolic exchange
  • Comedy, love, and the problem of having 'an Other of one's own'
  • Hysteria and obsessional neurosis as distinct structural solutions to the desire/demand split
  • Foreclosure (Verwerfung) as the mechanism distinguishing psychotic from neurotic structure
  • Critique of contemporary analytic technique: the danger of reducing the phallus to an imaginary object
  • Metonymy and metaphor as the structural axes governing both linguistic creation and unconscious mechanism

Chapter outline

  • Part I: The Freudian Structures of Wit (Chapters I–VII) — p.3-135
  • Part II: The Logic of Castration (Chapters VIII–XIII) — p.129-233
  • Part III: The Significance of the Phallus (Chapters XIV–XIX) — p.235-337
  • Part IV: The Dialectic of Desire and Demand in the Clinical Study and Treatment of the Neuroses (Chapters XX–XXVIII) — p.333-486

Chapter summaries

Part I: The Freudian Structures of Wit (Chapters I–VII) (p.3-135)

The seminar opens with a programmatic recapitulation of Seminars I–IV and introduces the year's theme—formations of the unconscious—by privileging Freud's Jokes and their Relation to the Unconscious as the most transparent site at which the signifier's role in the unconscious is legible. Lacan insists that the unconscious, like the joke's punchline, is only seen by looking obliquely. He presents the two-line schema (later the Graph of Desire in embryo): one line representing the signifying chain as permeable to metaphor and metonymy down to the phonemic level; the other representing the fixed, conventional discourse of everyday communication. The joke, exemplified by Heine's 'famillionaire,' operates precisely at the intersection of these two axes: a metaphorical creation (the condensation of 'familiar' and 'millionaire') simultaneously unleashes a metonymic proliferation of meaning (Heine's relationship to the Rothschilds, Hirsch-Hyacinth's hunger for social recognition). Lacan stresses that the centre of gravity of the joke is not its psychological content but the conjunction of signifiers confirmed by the Other—distinguishing a witticism from a symptom.

Over the subsequent chapters Lacan formalizes the distinction between metaphor and metonymy as the two fundamental axes of the signifying chain, using Freud's own examples (the 'famillionaire,' the Golden Calf, the forgetting of 'Signorelli') to show that metaphor operates through signifier-to-signifier substitution (S/S' → S/s) and creates new meaning, while metonymy represents the sliding of the signified beneath the signifying chain, always leaving behind metonymic 'sparks' or ruins. The forgotten 'Signor' in 'Signorelli' illustrates how repression functions as a failed metaphor: the term sought flees to the metonymic level and leaves only fragments ('Bo-', '-elli') as traces. The formal parallel with unconscious mechanisms—condensation as metaphor, displacement as metonymy—is established not as analogy but as structural identity.

Chapters V–VII introduce the three-party structure of the joke (speaker, butt, and the laughing third who ratifies) and develop the concept of 'bit-of-sense' (peu-de-sens) and 'step-of-sense' (pas-de-sens): the joke restores, via the Other's confirmation of the signifying stumble, a simulacrum of the original satisfaction that desire lost when it passed through the signifying chain. Need, transformed by the existence of signifiers into demand, always demands more than any object can satisfy—it is a demand for love, for the Other's recognition. The joke provides a momentary symbolic retrieval of what desire has lost along the way. Lacan also introduces the 'naive joke' (the patient who invented 'femme de non-recevoir') to distinguish the ordinary dialectical work of wit from the case in which the Other has already done the work, and in both cases demonstrates that the mechanism functions at the level of the upper line of the schema—at the level of the Other. The section closes with an analysis of comedy (Aristophanes, Molière's The School for Wives) as the genre that dramatizes, at the level of the imaginary, the fundamental problem of desire: love is the attempt to have 'an Other of one's own,' and comedy is the art form organized around this impossible ambition.

Key concepts: Signifier, Metaphor, Metonymy, Point de capiton, The big Other, Desire Notable examples: famillionaire (Heine/Freud); Forgetting of Signorelli; Golden Calf witticism; Femme de non-recevoir (naive joke); Molière, The School for Wives; Aristophanes, Assemblywomen

Part II: The Logic of Castration (Chapters VIII–XIII) (p.129-233)

The second part opens with Lacan's engagement with Bateson's 'double bind' as a foil: while Bateson correctly introduces communication into the etiology of psychosis, he fails to identify the specific missing element. For Lacan, psychosis is not caused by double-meaning communication but by the Verwerfung—foreclosure—of the Name-of-the-Father, the signifier that grounds the law in the Other. When this signifier is absent from the symbolic, what was foreclosed returns in the Real as hallucination. Lacan illustrates this with Schreber's two types of hallucination (messages in the fundamental language, interrupted commands), showing how they map precisely onto the dissociation of code and message that results when the father's ratifying discourse—his capacity to 'sign off' on the law—was never integrated.

The core of this section is the articulation of the paternal metaphor across the three moments of the Oedipus complex. In the first moment, the child identifies with the imaginary phallus to satisfy the mother's desire. In the second, the father enters 'as that which castrates' the mother—he is the one who has (or is suspected of having) what the mother lacks—and the child must either accept or refuse this nodal point of the mother's privation. In the third moment, the father 'gives' the phallus by transmitting it symbolically as the ego-ideal. The declining of the Oedipus complex thus produces not identification with the father as a real person but with a signifier he embodies: the Name-of-the-Father. This three-moment schema is formalized by the formula of the paternal metaphor (Name-of-the-Father / Desire-of-the-Mother → Name-of-the-Father (A) / Phallus-as-signified), which generates the phallus as signified of desire.

Chapter XI extends the analysis to male homosexuality, recasting it not as an inverted Oedipus but as a triangulated identificatory solution: the child identifies with the mother (who 'lays down the law' to a father suspected of castration), producing a structure in which the homosexual demands proof of the partner's phallus above all else. Chapters XII–XIII turn to the relationship between the pleasure principle, the reality principle, and fantasy. Against the Kleinian reduction of symbolization to a dyadic mother-child relation, Lacan insists that the child's first mnesic inscription is already a signifier (Freud's Zeichen in Letter 52 to Fliess), not an image. Fantasy is formally defined as the imaginary captured in a particular signifying function—the formula $ ◇ a—distinguishing it from both the specular image and a bare imaginary representation. The reading of Freud's 'A Child is Being Beaten' demonstrates that the drive never appears naked in perversion but only as a signifying element organized through repression, collapsing the neurosis/perversion binary and situating both within the logic of the signifying chain.

Key concepts: Name of the Father, Foreclosure, Paternal Function, Oedipus Complex, Phallus, Fantasy, Castration, Identification Notable examples: Schreber, Memoirs of My Nervous Illness; Little Hans; Male homosexuality (clinical schema); Freud, 'A Child is Being Beaten'; Anna Freud's dream (cherries and strawberries)

Part III: The Significance of the Phallus (Chapters XIV–XIX) (p.235-337)

The third part opens with an analysis of desire and jouissance, establishing that jouissance—the subject's attempt to recover the conditions of his existence as its own—is the other pole of desire. Using Genet's The Balcony, Lacan shows how the functions of bishop, judge, and general each represent an eroticization of the symbolic relationship, a form of imaginary enjoyment of the ego-ideal. The punchline of Genet's play is that the subject can reintegrate the 'house of illusions' (the brothel of symbolic functions) only on condition of castration—that is, only on condition of promoting the phallus to its proper status as a signifier that can be given or withheld, rather than as a jouissance to be possessed. This is the fundamental condition that determines whether desire or jouissance governs a subject's economy.

Chapters XV–XVI mount a sustained critique of Ernest Jones's naturalistic account of the phallic phase, arguing that his substitution of 'aphanisis' (disappearance of desire) for the castration complex reveals his failure to grasp that the phallus is not a biological organ but a signifier—the signifier of the distance between need and desire introduced by the symbolic order. The phallus is a 'crossroads-signifier' through which desire must pass to gain recognition; it is the signifier that designates the overall effects of the signifier upon the signified. Lacan distinguishes the ego-ideal (produced through the metaphorical identification with the father at the resolution of the Oedipus complex) from the ideal ego (the specular image), and shows that identification with the father has a metaphorical structure: the father-object, desired and refused, is substituted for the subject and becomes a metaphor of the subject, reorganizing his entire signifying history. The case of female homosexuality (via Horney and Deutsch) illustrates how the masculinity complex represents an identificatory solution, not a natural position.

Chapters XVII–XIX develop the three formulas of desire as they appear on the graph: d → $ ◇ a ↔ i(a) ← m (the imaginary line); D → A ◇ d ↔ s(A) ← I (the demand line); Δ → $ ◇ D ↔ S(A) ← Φ (the desire/jouissance line). The phallus is elaborated in its Greek and anthropological dimensions—as simulacrum, insignia, the privileged object of the Mysteries—to show that what is structurally represented by the phallus is the intrusion of vital growth into the symbolic, which 'unleashes the bar': the subject who lacks it is marked as castrated; the subject who resembles it is threatened with castration. The Aufhebung of the phallus, whereby it becomes the signifier of signifiers, is what grounds both the subject's symbolic inscription and the dimension of the Other's desire as irreducibly beyond any particular demand.

Key concepts: Phallus, Jouissance, Ego-ideal, Identification, Splitting of the Subject, Objet petit a, Symbolic Notable examples: Genet, The Balcony; André Gide's perversion (Jean Delay's pathography); Helene Deutsch on female analysis; Karen Horney and the masculinity complex; The Mysteries of Antiquity (Villa of the Mysteries, Pompeii)

Part IV: The Dialectic of Desire and Demand in the Clinical Study and Treatment of the Neuroses (Chapters XX–XXVIII) (p.333-486)

The final and longest section applies the structural apparatus to the clinical study of hysteria and obsessional neurosis, and to the principles of analytic technique. Chapters XX–XXI use Freud's analysis of the butcher's beautiful wife's dream as a pedagogical entry point: the woman who asks her husband not to give her caviar deliberately sustains an unfulfilled wish in order to keep desire alive as desire, illustrating that wish-fulfillment in the dream must be read against the logic of maintained lack. The hysterical structure is defined by the subject's inability to advance from demand to desire: the hysteric lives 'at the level of the Other,' making the Other's desire exist, and cannot accede to her own desire without the support of identification with another subject who has 'the same problem.' The Dora case demonstrates how hysterical identification (with Herr K.) functions as a substitute for the beyond-of-demand that only the paternal metaphor fully constitutes, and how the collapse of this identification exposes the precariousness of the two signifying lines connecting desire and demand on the graph.

Chapters XXII–XXIV turn to obsessional neurosis through an extended critical reading of Maurice Bouvet's articles. For the obsessional, the problem is constituted at the level of 'desire as the Other's desire': his desire is constitutively evanescent because he is fundamentally oriented toward annihilating the Other's desire, the very condition of his own desire's possibility. Lacan maps four cardinal points of obsessional desire on the graph and distinguishes fantasy ($ ◇ a), exploit, acting out, and partial love, showing that what Bouvet calls the 'homosexual transference' in obsessional neurosis is an illusory solution that bridges exploit and fantasy without resolving the subject's impasse with desire. The 'oblative' (altruistic) resolution proposed by certain analysts is itself identified as an obsessional fantasy: it short-circuits the question of desire by substituting satisfaction of the Other's demand for recognition of one's own. Chapter XXIV develops the three Freudian forms of identification against the graph's lines, showing that transference and suggestion occupy structurally distinct positions and that analytic technique which reduces the analytic relation to a two-person imaginary relation—as in Bouvet's technique of interpreting the 'homosexual aspect of the transference'—amounts to systematic suggestion.

Chapters XXV–XXVII return to the schema to develop its upper line (the signifier of the barred Other, S(A)) and its clinical significance. Neurosis is redefined as 'speech pronounced by the barred subject': the upper line—the horizon of desire—remains unarticulated for the neurotic, which is precisely why he is neurotic. The extended case of the female obsessional (treated by a colleague and reported in La psychanalyse d'aujourd'hui) illustrates the principles of the direction of the treatment: the analyst's repeated interpretation of 'penis envy' as a simple reality amounts to suggestive indoctrination, substituting an imaginary solution (absorption of the phallus at the imaginary level) for the properly symbolic assumption of desire. The phallus must be handled as a signifier—the signifier of lack, of the Other's desire—not as an object of imaginary possession.

The final chapter, 'You Are the One You Hate,' summarizes the year's trajectory by placing the demand for death at the origin of the obsessional's dilemma: the obsessional's demand is always already a demand for death (of the Other), which is equivalent to the death of demand itself. Guilt is recast not as a response to prohibited content but as a demand experienced as prohibited. The three lines of the graph—the line of the commandment (horizon of desire), the line of desire (fantasy), the line of demand—correspond to the three registers in which the superego operates. The analytic wager is that the subject can come to 'be the one he is'—to recognize himself on the horizon of speech—rather than remaining alienated in the 'you are the one you hate' of obsessional self-destruction.

Key concepts: Desire, Demand, Hysteria, Obsession, Transference, Fantasy, Graph of Desire, Jouissance, Symptom, Repression Notable examples: Freud, The Butcher's Beautiful Wife dream; Freud, The 'Still Waters Run Deep' Dreams; Dora case study; Bouvet's obsessional neurosis articles; Female obsessional case (penis envy); Rat Man case study (Freud); Elisabeth von R. (Freud, Studies on Hysteria)

Main interlocutors

  • Sigmund Freud, Jokes and their Relation to the Unconscious
  • Sigmund Freud, The Interpretation of Dreams
  • Sigmund Freud, Beyond the Pleasure Principle
  • Sigmund Freud, The Psychopathology of Everyday Life
  • Sigmund Freud, Group Psychology and the Analysis of the Ego
  • Sigmund Freud, Fragment of an Analysis of a Case of Hysteria (Dora)
  • Sigmund Freud, Notes upon a Case of Obsessional Neurosis (Rat Man)
  • Sigmund Freud, 'A Child is Being Beaten'
  • Hegel, Phenomenology of Spirit
  • Melanie Klein
  • Ernest Jones
  • Roman Jakobson
  • Gregory Bateson
  • Maurice Bouvet
  • Karl Abraham
  • Helene Deutsch
  • Karen Horney
  • D. W. Winnicott
  • Lacan, Écrits
  • Lacan, Seminar III
  • Lacan, Seminar IV
  • Jean Genet, The Balcony
  • Molière, The School for Wives
  • Henri Bergson, Laughter
  • Claude Lévi-Strauss

Position in the corpus

Seminar V sits at a structural hinge in the Lacanian corpus: it presupposes the clinical and topological groundwork of Seminars I–IV (especially the mirror stage and the imaginary triangle of Seminar I, the object relation and the phobia of little Hans in Seminar IV) while projecting forward into the fully formalized apparatus of Seminars VI (Desire and its Interpretation), VII (The Ethics of Psychoanalysis), and XI (The Four Fundamental Concepts). Its most direct textual counterparts in the Écrits are "The Instance of the Letter in the Unconscious" (which Lacan cites as the theoretical basis for the year), "On a Question Prior to Any Possible Treatment of Psychosis" (written in parallel with the second part), "The Signification of the Phallus" (a lecture given at the midpoint of the year's work), and "The Direction of the Treatment and the Principles of its Power" (presented at Royaumont at the year's end). Readers who begin with Seminar V will find that these Écrits texts function as condensed reformulations of arguments Lacan develops at much greater length and with more pedagogical scaffolding in the seminar sessions. Conversely, those who have first read the Écrits will find in Seminar V the working-through and clinical grounding that the published papers tend to presuppose.\n\nWithin the broader corpus, Seminar V should be read after Seminar III (The Psychoses), which introduces the Name-of-the-Father and foreclosure, and after Seminar IV (The Object Relation), which develops the phallic structure in relation to little Hans and the object-relation. It should be read before Seminar XI (The Four Fundamental Concepts of Psychoanalysis), where the objet petit a and the split subject receive their most rigorous treatment but without the graph's genetic explanation. Lacanians working on clinical structure (neurosis, perversion, psychosis), on the phallus/jouissance distinction, or on the theory of interpretation will find Seminar V the essential primary reference. It is also indispensable for those approaching Lacan from literary or cultural theory, as it contains the most sustained engagement with wit, comedy, and aesthetic form in the entire corpus.

Canonical concepts deployed