Rigor caloris
Rigor Ri"gor, n. [L. See {Rigor}., below.] 1. Rigidity; stiffness. [1913 Webster]

2. (ed.) A sense of chilliness, with contraction of the skin; a convulsive shuddering or tremor, as in the chill preceding a fever. [1913 Webster]

{Rigor caloris}[L., rigor of heat] (Physiol.), a form of rigor mortis induced by heat, as when the muscle of a mammal is heated to about 50[deg] C.

{Rigor mortis}[L., rigor of death], death stiffening; the rigidity of the muscles that occurs at death and lasts till decomposition sets in. It is due to the formation of myosin by the coagulation of the contents of the individual muscle fibers. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Rigor — Ri gor, n. [L. See {Rigor}., below.] 1. Rigidity; stiffness. [1913 Webster] 2. (ed.) A sense of chilliness, with contraction of the skin; a convulsive shuddering or tremor, as in the chill preceding a fever. [1913 Webster] {Rigor caloris}[L.,… …   The Collaborative International Dictionary of English

  • Rigor mortis — Rigor Ri gor, n. [L. See {Rigor}., below.] 1. Rigidity; stiffness. [1913 Webster] 2. (ed.) A sense of chilliness, with contraction of the skin; a convulsive shuddering or tremor, as in the chill preceding a fever. [1913 Webster] {Rigor caloris}[L …   The Collaborative International Dictionary of English

  • FRIGUS — an a rigor, appositione τοῦ F; an a Gr. φρίκη et φρίττω, quae de mari et de horrore dicuntur? sub utroqueve Polo fontem suum habet, quibus proin plagae subiectae calore Solis ita non temperantur, ut habitabiles sint, quod de Septentrionali parte… …   Hofmann J. Lexicon universale

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