[ roo-gohs, roo-gohs ]
/ ˈru goʊs, ruˈgoʊs /


having wrinkles; wrinkled; ridged.
Botany. rough and wrinkled: applied to leaves in which the reticulate venation is very prominent beneath, with corresponding creases on the upper side.

Origin of rugose

First recorded in 1695–1705, rugose is from the Latin word rūgōsus wrinkled. See ruga, -ose1

Related forms

ru·gose·ly, adverbru·gos·i·ty [roo-gos-i-tee] /ruˈgɒs ɪ ti/, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for rugose

British Dictionary definitions for rugose


rugous or rugate (ˈruːɡeɪt, -ɡɪt)

/ (ˈruːɡəʊs, -ɡəʊz) /


wrinkledrugose leaves

Derived Forms

rugosely, adverbrugosity (ruːˈɡɒsɪtɪ), noun

Word Origin for rugose

C18: from Latin rūgōsus, 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

Medicine definitions for rugose


[ rōōgōs′ ]


Having many wrinkles or creases; ridged or wrinkled.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.