corrugation

American  

[kawr-uh-gey-shuhn, kor-] / ˌkɔr əˈgeɪ ʃən, ˌkɒr- /

noun

1. the act or state of corrugating or of being corrugated.

2. a wrinkle; fold; furrow; ridge.

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Etymology

Origin of corrugation

1520–30; < Medieval Latin corrūgātiōn- (stem of corrūgātiō ) a wrinkling. See corrugate, -ion

Example Sentences

The wall is lined with thick, vertical grooves, described by Vargas as “almost like a lattice surface because the corrugation is so deep.”

From Los Angeles Times

The researchers set out to determine if the corrugation of a dragonfly's wing is a secret ingredient for boosting lift.

From Science Daily

If the temperature of the surfaces is not zero, friction force appears, due to surface corrugations, caused by thermal fluctuations.

From Science Daily

Additionally, they engineered a logic circuit for signal analysis, utilizing the negative gauge factor resulting from introducing micrometer-scale corrugations into the pattern.

From Science Daily

It pits the carefully separated objects against the dark background void, irradiating the edges of feathers and leaves, the corrugations of the cabbage, and the tiny serrations lining the open beak of the duck.

From Washington Post