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From The Collaborative International Dictionary of English v.0.44 [gcide]:
Sessile \Ses"sile\, adjective [L. sessilis low, dwarf, from sedere, sessum, to sit: cf. F. sessile.]
1. Attached without any sensible projecting support.
2. (Bot.) Resting directly upon the main stem or branch, without a petiole or footstalk; as, a sessile leaf or blossom.
3. (Zo["o]l.) Permanently attached; -- said of the gonophores of certain hydroids which never became detached.
From WordNet (r) 2.0 [wn]:
sessile
adjective
1: permanently attached to a substrate; not free to move about; "an attached oyster"; "sessile marine animals and plants" [syn: {attached}] [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: {stalkless}] [ant: {pedunculate}]
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Definitions retrieved from local copies of the freely distributed DICT client/server software and databases. Click here for database copyright information. - KM |