Rigor meaning

rĭgər
Frequency:
(obsolete) Stiffness or rigidity.
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Rigor is something strict, severe or demanding.

Harsh and strict treatment in the military for cadets is an example of rigor.

Freezing weather and ice are examples of the rigors of winter.

Difficult and challenging academic courses are an example of academic rigor.

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(medicine) Shivering or trembling, as caused by a chill.
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(physiology) A state of rigidity in living tissues or organs that prevents response to stimuli.
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Harshness or severity.
  • Strictness or inflexibility.
    The rigor of martial law.
  • Extreme hardship or difficulty.
    The rigors of life.
  • Inclemency, as of weather.
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Exactness in precision or accuracy; exactitude.
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A severe, harsh, or oppressive act, etc.
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Stiffness; rigidity; specif., a condition of rigidity in bodily tissues or organs, in which there is no response to stimuli.
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A shivering or trembling, as in the chill preceding a fever.
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(medicine) Shivering or trembling, as caused by a chill.
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(physiology) A state of rigidity in living tissues or organs that prevents response to stimuli.
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US spelling of rigour.
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(slang) An abbreviated form of rigor mortis.
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Origin of rigor

  • Middle English rigour from Old French from Latin rigor from rigēre to be stiff reig- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Old French, from Latin rigor (“stiffness, rigidness, rigor, cold, harshness"), from rigere (“to be rigid").

    From Wiktionary