— catatoniac , n. — catatonic /kat'euh ton"ik/ , adj. , n.
/kat'euh toh"nee euh, -tohn"yeuh/ , n. Psychiatry.
a syndrome seen most frequently in schizophrenia, characterized by muscular rigidity and mental stupor, sometimes alternating with great excitement and confusion.
[ 1915-20; CATA- + -TONIA ]