— corrugated , adj. — corrugator , n.
v. /kawr"euh gayt', kor"-/ ; adj. /kawr"euh git, -gayt', kor"-/ , v. , corrugated, corrugating , adj.
v.t.
1. to draw or bend into folds or alternate furrows and ridges.
2. to wrinkle, as the skin or face.
3. Western U.S. to make irrigation ditches in (a field).
v.i.
4. to become corrugated; undergo corrugation.
adj.
5. corrugated; wrinkled; furrowed.
[ 1375-1425; late ME corrugatus ptp. of corrugare, equiv. to cor- COR- + rug ( are ) to wrinkle + -atus -ATE 1 ]