continuous contraction of the muscles of the jaw, specif. as a symptom of tetanus, or lockjaw
Origin of trismusModern Latin ; from Classical Greek trismos, gnashing of the teeth, a grinding, akin to trizein, to chirp, gnash ; from Indo-European echoic base an unverified form (s)trei- from source strident
Origin of trismusNew Latin, from Greek trismos, a grinding, variant of trigmos, a scream.
From New Latin, from Greek (Ancient Greek?) Ï„ÏÎ¹ÏƒÎ¼ÏŒÏ‚ (trismÃ³s, “a grinding, rasping, scream").