[ roo-guh ]
/ ˈru gə /
noun, plural ru·gae [roo-jee, -gee]. /ˈru dʒi, -gi/.
Usually rugae. Biology, Anatomy. a wrinkle, fold, or ridge.
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Origin of ruga
First recorded in 1765–75, ruga is from the Latin word rūga
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for ruga
This section of the colon is lined with rugae precisely like those which are found in the caecum.The Cambridge Natural History, Vol X., Mammalia|Frank Evers Beddard
British Dictionary definitions for ruga
/ (ˈruːɡə) /
noun plural -gae (-dʒiː)
(usually plural) anatomy a fold, wrinkle, or crease
Word Origin for ruga
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
Medical definitions for ruga
[ rōō′gə ]
n. pl. ru•gae (-gē′, -gī′)
A fold, crease, or wrinkle, as in the lining of the stomach. Often used in the plural.
Other words from rugaru′gate′ (-gāt′) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.