rigor mortis

rigor /rig·or/ (rig´er) [L.] chill; rigidity.

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rigor mor´tis  the stiffening of a dead body accompanying depletion of adenosine triphosphate in the muscle fibers.

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rigor mor·tis (môrts)

n.

Muscular stiffening following death. Also called postmortem rigidity.

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rigor mortis

[môr′tis]

the rigid stiffening of skeletal and cardiac muscle shortly after death.

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Rigor

Stiffness of a cadaver. The following are crude approximations of the time of death, based on temperature and presence/absence of rigor
warm and flaccid < 3 hours
warm and stiff 3-8 hours
cold and stiff 8-36 hours
cold and flaccid > 36 hours

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rigor [rig´or, ri´gor]

1. a chill; rigidity.

2. strict discipline or scrupulous adherence to a given set of standards.

rigor mor´tis the stiffening of a dead body accompanying depletion of adenosine triphosphate in the muscle fibers.

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rigor mortis,

n the stiffening of skeletal and cardiac muscle shortly after death.

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rigor

a subjective sensation of feeling cold, accompanied by muscle tremor, characteristic of the increment stage of fever. Because of its subjectivity it is not a term that can be used in animal medicine.

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rigor complexes

formed when actin and myosin bond together strongly in the absence of ATP; occurs in rigor mortis.

rigor mortis

the stiffening of a dead body accompanying depletion of adenosine triphosphate in the muscle fibers.

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rigor mortis

Post-mortem corporal rigidity, stiff stiffness Pathology Board-like contraction of skeletal muscles that first appears in jaw and other short muscles–eg, of hand, 2-4 hrs after death; RM later appears on the trunk and extremities, peaks at 24-48 hrs; it disappears in the same order as it developed. Cf Livor mortis.