irreconcilable

In real, traceable use. Part of the curated seed collection; community review is coming.

Sense 1

Meaning · English

A Confederate who moved to another country following the American Civil War, rather than live in a reunited United States.

Register: dated, slang

Where it’s used: Used American English
Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Sense 2

Meaning · English

A vociferous opponent of the Treaty of Versailles.

Register: dated, slang

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “irreconcilable” mean?

A Confederate who moved to another country following the American Civil War, rather than live in a reunited United States.

Is “irreconcilable” formal or informal?

irreconcilable is generally dated, slang.