ruga

(ro̵̅o̅′gə)

noun pl. rugae

Anat., etc. a wrinkle, fold, or ridge, as in the lining of the stomach, vagina, or palate: usually used in pl.

Origin: ModL < L, a wrinkle < IE *rug- < *werg-, to turn < base *wer-

Related Forms:

See ruga in American Heritage Dictionary 4

noun pl. ru·gae (-gēˌ, -gīˌ)
Biology

A fold, crease, or wrinkle, as in the lining of the stomach. Often used in the plural.

Origin:

Origin: Latin rūga

Related Forms:

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