Dialogues · Character

Adeimantus

Another brother of Plato, drawn into the same circle of listeners who treat a walk to Athens as an occasion for philosophy.

supporting

First appearance: book i

As a supporting figure in Dialogues, Adeimantus is not background color—the story leans on what they do once the chapter opens.

Participates in the discussion on justice alongside Glaucon.

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Adeimantus belongs to the intimate Athenian circle around Socrates, the brothers and friends who turn casual encounters into extended inquiry. He shares Glaucon's hunger for the speeches on love and his willingness to rehearse them aloud, part of the social world in which philosophy is a daily habit rather than a profession. His presence signals that the dialogues are conversations among familiars, not lectures, and that the argument depends on who is willing to keep talking.

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See Adeimantus in book i

Narrative arc

Story tension across the book — this chapter sits in Exposition.

Setup
Escalation
Breaking point

In this excerpt, the dramatic climax occurs when Erasistratus’s boastful praise of the Syracusan envoy’s immen…

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In the story

Adeimantus appears across 7 companion beats. Open any chapter in the free preview to see the notes beside the text.

Dialogues
Participates in the discussion on justice alongside Glaucon.
Republic
Joins Glaucon in pressing Socrates on the value of justice.
The Republic
Present in the dialogue; part of the audience for Socrates' exposition.
Book II
Supports Glaucon's challenge and engages in the discussion about justice's true value.
Book V
Accuses Socrates of being lazy and trying to skip an important part of the story; insists on a full explanation of the family life of the guardians.
Book VI
Engages with Socrates, questioning the nature of the good and the suitability of existing governments for philosophy.
Book VIII
Present as a listener; referenced as part of the ongoing dialogue.

Chapter companion notes

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See Adeimantus in book i

See Adeimantus in Dialogues