clonic

Adjective

WordNet 3.0

Adjective (1)

of or relating to abnormal neuromuscular activity characterized by rapidly alternating muscle contraction and relaxation“clonic spasm”

Webster's Dictionary (GCIDE)

Clonic \Clon"ic\, a. [Gr. klo`nos a violent, confused motion; cf. F. clonique.] (Med.) Having an irregular, convulsive motion. --Dunglison. [1913 Webster]

Clonic spasm. (Med.) See under Spasm. [1913 Webster]