[verb kawr-uh-geyt, kor-; adjective kawr-uh-git, -geyt, kor-]
- to draw or bend into folds or alternate furrows and ridges.
- to wrinkle, as the skin or face.
- Western U.S. to make irrigation ditches in (a field).
- to become corrugated; undergo corrugation.
- corrugated; wrinkled; furrowed.
Origin of corrugate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for corrugate
Flutes, 72 four inches deep, corrugate the beast's underpart from tail to neck.Seven Legs Across the Seas
However, "broad-browed Verulam," let not that brow's breadth cloud or corrugate in vexation at my persiflage.
Yet we had watched his smooth brow furrow and corrugate as under some carking care or devouring sorrow.Moon-Face and Other Stories
- (usually tr) to fold or be folded into alternate furrows and ridges
- folded into furrows and ridges; wrinkled
C18: from Latin corrūgāre, from rūga a wrinkle
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for corrugate
1620s; implied earlier as a past participle adjective (early 15c.), from Latin corrugatus, past participle of corrugare "to wrinkle very much," from com-, intensive prefix (see com-), + rugare "to wrinkle," of unknown origin.
Online Etymology Dictionary, © 2010 Douglas Harper