rigor Hear it!

rigor definition

rigor (rigər; for 4 & 5, occas.gôr)

noun

  1. harshness or severity; specif.,
    1. strictness or inflexibility the rigor of martial law
    2. extreme hardship or difficulty the rigors of life
    3. inclemency, as of weather
  2. exactness in precision or accuracy; exactitude
  3. a severe, harsh, or oppressive act, etc.
  4. stiffness; rigidity; specif., a condition of rigidity in body tissues or organs, in which there is no response to stimuli
  5. a shivering or trembling, as in the chill preceding a fever

Etymology: ME < MFr rigueur < L rigor < rigere: see rigid

Brit. sp. rigour rig′·our

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