Meaning of crucial

cru•cial

Pronunciation: (kr'shul), [key]
— adj.
  1. involving an extremely important decision or result; decisive; critical: a crucial experiment.
  2. severe; trying.
  3. of the form of a cross; cross-shaped.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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