col·ic 
(k
ŏl
ĭk)
n.1. Severe abdominal pain caused by spasm, obstruction, or distension of any of the hollow viscera, such as the intestines.
2. A condition of unknown cause seen in infants less than three months old, marked by periods of inconsolable crying lasting for hours at a time for at least three weeks.
adj. (
also k
ōl
ĭk)
Of, relating to, or affecting the colon.
[Middle English colik, affecting the colon, colic, from Old French colique, from Latin cōlica (passiō), (suffering) of the colon, feminine of cōlicus, from Greek kōlikos, from kolon, kōlon, colon.]
colick·y (kŏlĭ-kē) adj.