Meaning of invariable

in•var•i•a•ble

Pronunciation: (in-vâr'ē-u-bul), [key]
— adj.
  1. not variable; not changing or capable of being changed; static or constant.
—n.
  1. something that is invariable; a constant.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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