sessile

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adjective ses·sile \ˈse-ˌsī(-ə)l, -səl\

Definition of sessile

  1. 1 :  attached directly by the base :  not raised upon a stalk or peduncle <a sessile leaf> <sessile bubbles>

  2. 2 :  permanently attached or established :  not free to move about <sessile sponges and coral polyps>

Origin and Etymology of sessile

Latin sessilis of or fit for sitting, low, dwarf (of plants), from sessus, past participle of sedēre


First Known Use: circa 1753


Medical Dictionary

sessile

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adjective ses·sile \ˈses-īl, -əl\

Medical Definition of sessile

  1. 1:  attached directly by a broad base :  not pedunculated <a sessile tumor>

  2. 2:  firmly attached (as to a cell) :  not free to move about <sessile antibodies>


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