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 (ro͞o′gōs′) also ru·gous (-gəs)
adj. Biology
Having a rough, ridged, or wrinkled surface: rugose spores.

[Latin rūgōsus, from rūga, wrinkle.]

ru′gose′ly adv.
ru·gos′i·ty (-gŏs′ĭ-tē) n.
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References in periodicals archive ?
Antennal segments I and II pale brown and delicately rugous on the inner margin.
Membranous, with small and unpigmented intersegmental and spiracular sclerites, pale but rugous postsiphuncular sclerites, and sometimes marginal sclerites on segments VII and VIII also pale and rugous or with spinules.