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1. (adj.) sessile
Bot. attached by the base, or without any distinct projecting support, as a leaf issuing directly from the main stem.
2. sessile
Zool. permanently attached; not freely moving.
Etymology: (1715–25; < L sessilis low enough to sit on, dwarfish)
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| Definition of 'sessile' |
Princeton's WordNet |
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1. (adj) sessile
permanently attached to a substrate; not free to move about
"sessile marine animals and plants"
2. (adj) sessile, stalkless
attached directly by the base; not having an intervening stalk
"sessile flowers"; "the shell of a sessile barnacle is attached directly to a substrate"
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| Definition of 'sessile' |
Webster Dictionary |
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1. (adj) sessile
attached without any sensible projecting support
2. (adj) sessile
resting directly upon the main stem or branch, without a petiole or footstalk; as, a sessile leaf or blossom
3. (adj) sessile
permanently attached; -- said of the gonophores of certain hydroids which never became detached
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