crux.
The basic, central, or essential point or feature.
Meaning & usage
The basic, central, or essential point or feature.
The crux of her argument was that the roadways needed repair before anything else could be accomplished.
The critical or transitional moment or issue, a turning point.
A puzzle or difficulty.
The hardest point of a climb.
A cross on a coat of arms.
Where this word comes from
Borrowed from Latin crux (“cross, wooden frame for execution”), possibly from the Proto-Indo-European *(s)ker- (“to turn, to bend”). Doublet of cross and crouch (“cross”).
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.