/ -tē/ ) chiefly Zool.
a stiff hairlike or bristlelike structure, esp. in an invertebrate.
(in a moss or liverwort) the stalk supporting the capsule.
/ siˈtāshəs/ adj.
(pl. setae) 1.
A bristle or hair in many invertebrates. Setae are produced by the epidermis and consist either of a hollow projection of cuticle containing all or part of an epidermal cell (as in insects) or are composed of chitin (as in the chaetae
of annelid worms). 2.
A stiff, hair-like or bristle-like structure. 2.
The stalk of a moss
or liverwort capsule
A stiff, hair-like or bristle-like structure; ‘setae’ is sometimes used synonymously with chaetae
Stiff, hair-like or bristle-like structure.