Dictionary

ruga

noun ru·ga \ˈrü-gə\
plural ru·gae \-ˌgī, -ˌgē, -ˌjē\

Definition of RUGA

:  an anatomical fold or wrinkle (as of the gastric mucous membranes) —usually used in plural

Origin of RUGA

New Latin, from Latin, wrinkle — more at corrugate
First Known Use: 1775
Medical Dictionary

ruga

noun ru·ga \ˈrü-gə\
plural ru·gae \-ˌgī, -ˌgē, -ˌjē\

Medical Definition of RUGA

:  an anatomical fold or wrinkle especially of the viscera—usually used in plural <the rugae of an empty stomach>

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July 06, 2015
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absolute or relating to a category
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