sessile has definitions from the field of biology
1
[ adjective ] (biology) permanently attached to a substrate; not free to move about

Synonyms

attached

Examples

"an attached oyster" "sessile marine animals and plants"

Related terms

vagile biology

2
[ adjective ] (biology) attached directly by the base; not having an intervening stalk

Synonyms

stalkless

Examples

"sessile flowers" "the shell of a sessile barnacle is attached directly to a substrate"

Related terms

pedunculate biology

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