rugose adjective. [ru:'gǝʊs] LME.
[Latin rugosus, formed as RUGA: see -OSE¹. In sense 2 from mod. Latin order name Rugosa use as noun of neut. pl. of rugosus.]
1. Botany, Zoology, & Anatomy. Marked by rugae; wrinkled, corrugated, ridged. LME.
rugose mosaic a mosaic disease of potatoes marked by esp. strong wrinkling of the leaves.

2. Of, pertaining to, or designating a fossil coral of the Palaeozoic order Rugosa, which includes horn-shaped corals with ridged surfaces. L19.

■ rugosely adverb M19.

[TahlilGaran] English Dictionary ▲