risus caninus


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ri·sus ca·ni·nus

(rī'sŭs kā-nī'nŭs),
the semblance of a grin caused by facial spasm, seen especially in tetanus but also in some kinds of poisoning.
[L. risus, laugh + caninus, doglike]
Farlex Partner Medical Dictionary © Farlex 2012

ri·sus ca·ni·nus

(rī'sŭs kā-nī'nŭs)
The semblance of a grin caused by facial spasm, especially in tetanus.
Synonym(s): cynic spasm, sardonic grin.
[L. risus, laugh + caninus, doglike]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012