| Adj. | 1. | setaceous - having or covered with protective barbs or quills or spines or thorns or setae etc.; "a horse with a short bristly mane"; "bristly shrubs"; "burred fruits"; "setaceous whiskers"barbellate, briary, briery, bristled, burred, burry, setose, spiny, thorny, prickly, bristly, barbed armed - used of plants and animals | |