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sessile

[ ses-il, -ahyl ]
/ ˈsɛs ɪl, -aɪl /
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adjective

Botany. attached by the base, or without any distinct projecting support, as a leaf issuing directly from the stem.
Zoology. permanently attached; not freely moving.

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Origin of sessile

1715–25; <Latin sessilis fit for sitting on, low enough to sit on, dwarfish (said of plants), equivalent to sess(us) (past participle of sedēre to sit1) + -ilis-ile

OTHER WORDS FROM sessile

ses·sil·i·ty [se-sil-i-tee], /sɛˈsɪl ɪ ti/, nounpseu·do·ses·sile, adjectivesub·ses·sile, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for sessile

British Dictionary definitions for sessile

sessile
/ (ˈsɛsaɪl) /

adjective

(of flowers or leaves) having no stalk; growing directly from the stem
(of animals such as the barnacle) permanently attached to a substratum

Derived forms of sessile

sessility (sɛˈsɪlɪtɪ), noun

Word Origin for sessile

C18: from Latin sēssilis concerning sitting, from sedēre to sit
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for sessile

sessile
[ sĕsīl′, -əl ]

adj.

Permanently attached or fixed; not free-moving.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for sessile

sessile
[ sĕsīl′ ]

Permanently attached or fixed and not free-moving, as corals and mussels.
Stalkless and attached directly at the base, as certain kinds of leaves and fruit.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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