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sessile
[ ses-il, -ahyl ]
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.
sessile
/ sɛˈsɪlɪtɪ; 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
sessile
/ sĕs′īl′ /
- 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.
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Derived Forms
- sessility, noun
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Other Words From
- ses·sil·i·ty [se-, sil, -i-tee], noun
- pseudo·sessile adjective
- sub·sessile adjective
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Word History and Origins
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Word History and Origins
Origin of sessile1
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Example Sentences
Amphipods, am′fi-pods, n. an order of small sessile-eyed crustaceans—a familiar example is the sand-hopper.
The spores are arranged in beaded threads in sessile conceptacles on the marginal leaflets.
It grows to a height of eighteen inches or two feet, bearing silvery oval lanceolate leaves and sessile fruit.
The leaves are sessile and pinnatifid, with very narrow segments, and the white flowers grow in solitary heads.
The umbels are sessile or nearly so, the flowers have no calyx, and the fruit has five prominent ridges.
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