Crux (noun) Definition, Meaning & Examples

noun, plural crux·es, cru·ces [kroo-seez]. /ˈkru siz/.
  1. a vital, basic, decisive, or pivotal point: The crux of the trial was his whereabouts at the time of the murder.
  2. a cross.
  3. something that torments by its puzzling nature; a perplexing difficulty.
noun, genitive Cru·cis [kroo-sis]. /ˈkru sɪs/. Astronomy.
  1. Southern Cross.
noun plural cruxes or cruces (ˈkruːsiːz)
  1. a vital or decisive stage, point, etc (often in the phrase the crux of the matter)
  2. a baffling problem or difficulty
  3. the most difficult and often decisive part of a climb or pitch
  4. a rare word for cross
noun Latin genitive Crucis (ˈkruːsɪs)
  1. the more formal name for the Southern Cross
Crux (noun) Definition, Meaning & Examples

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