risus sardonicus
/ˌrʌɪsəs sɑːˈdɒnɪkəs/ /ˌriːsəs sɑːˈdɒnɪkəs/Medicine
noun
A fixed, grin-like expression resulting from spasm of facial muscles, especially in tetanus.
Origin
Early 17th century; earliest use found in Peter Heylyn (1599–1662), Church of England clergyman and historian. From post-classical Latin risus sardonicus from classical Latin rīsus laughter + post-classical Latin sardonicus.
- characteristic radiation
- characterizable
- characterization
- characterize
- characterizer
- characterless
- characterological
- characterologically
- characterologist
- characterology
- character part
- character piece
- character recognition
- character reference
- character role
- character set
- character sketch
- character sketching
- character state
- character string
- character structure
- character witness
- charactery
- charade
- charango