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corrugation

[kawr-uh-gey-shuh n, kor-] /ˌkɔr əˈgeɪ ʃən, ˌkɒr-/
noun
1.
the act or state of corrugating or of being corrugated.
2.
a wrinkle; fold; furrow; ridge.
Origin of corrugation
1520-1530
1520-30; < Medieval Latin corrūgātiōn- (stem of corrūgātiō) a wrinkling. See corrugate, -ion
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Based on the Random House Dictionary, © Random House, Inc. 2016.
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Word Origin and History for corrugations

corrugation

n.

1520s, from Latin *corrugationem, noun of action from past participle stem of corrugare (see corrugate).

Online Etymology Dictionary, © 2010 Douglas Harper
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Word Value for corrugations

15
19
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