Dictionary entries for 'rigor'

Synonyms

rig·or (rĭǵər)

[Middle English rigour, from Old French, from Latin rigor, from rigēre, to be stiff.]

noun

Strictness or severity, as in temperament, action, or judgment.
A harsh or trying circumstance; hardship. See synonyms at difficulty
A harsh or cruel act.
Medicine Shivering or trembling, as caused by a chill.
Physiology A state of rigidity in living tissues or organs that prevents response to stimuli.
Obsolete Stiffness or rigidity.