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sessile
(ses′il, -īl′)
adjective
- Biol.
- attached directly by its base
- permanently fixed; immobile
- Bot. having no pedicel or peduncle; attached directly to the main stem, as the flower and leaves of a trillium plant
Origin: L sessilis < sessus, pp. of sedere, to sit
See sessile in American Heritage Dictionary 4
adjective
- Botany Stalkless and attached directly at the base: sessile leaves.
- Zoology Permanently attached or fixed; not free-moving: a sessile barnacle.
Origin:
Origin: Latin sessilis, low, of sitting
Origin: , from sessus
Origin: , past participle of sedēre, to sit; see sed- in Indo-European roots
.Related Forms:
- ses·silˈi·ty (sĕ-sĭlˈĭ-tē) noun
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sessile
sessile leaf
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