Noun: corrugation ,kor-u'gey-shun or ,kór-u'gey-shun [N. Amer], ,kó-ru'gey-shun [Brit]
- The act of shaping into parallel ridges and grooves
"The corrugation of the metal roof improved its strength"
- A ridge on a corrugated surface
"The corrugations on the metal roof helped to channel rainwater"
Derived forms: corrugations
Type of: change of shape, ridge
Encyclopedia: Corrugation