Sessile - Definition
sessile
adj 1: permanently attached to a substrate; not free to move
about; "sessile marine animals and plants" [ant:
vagile]
2: attached directly by the base; not having an intervening
stalk; "sessile flowers"; "the shell of a sessile barnacle is
attached directly to a substrate" [syn: sessile,
stalkless] [ant: pedunculate, stalked]