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- (Received Pronunciation) IPA(key): /ɹʊˈɡəʊs/
- (US) IPA(key): /ˌɹuːˈɡoʊs/
Audio (U.S.) (file)
- Rhymes: -əʊs
- Having rugae or wrinkles, creases, ridges, or corrugation.
- (figuratively, rare) Rugged, rough, unrefined.
- (botany) Having a rough, wrinkled, or wavy surface; commonly in parasynthetic usage e.g. rugose-veined or rugose-leaved.
- 1751, Anonymous, A General Natural History: Or, New and Accurate Descriptions Of The Animals, Vegetables, and Minerals, Of the Different Parts of the World, Thomas Osborne, pages 261–:
- Petraea foliis rugosis ovatis. The oval, rugose-leaved Petraea. The root is brachiated; the shrub rises to ten feet high: the leaves are three inches long, an inch and a half broad, even at the edges, and very rough to the touch: (Note: In modern nomenclature, the plant in question probably is Petrea rugosa, as the spelling "Petraea" does not seem to match any extant genus,)
- (paleontology) Describing a fossil coral of the extinct order †Rugosa (also called Tetracoralla), this order has horn-shaped corals with surfaces covered with ridges.
- (entomology) Used when combined with another adjective, for example, rugose-reticulate or rugose-punctate.
- Feminine plural of adjective rugoso.