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spicule

noun

1 spicule

Small pointed structure serving as a skeletal element in various marine and freshwater invertebrates e.g. sponges and corals.

synonym: spiculum.

Roget 253: sharpness etc. adj.; acuity, acumination; spinosity.    point, spike, spine, spicule [Biol.], spiculum; needle, hypodermic needle, tack, ... show more


Moby thesaurus: bramble, brier, bristle, burr, cactus, catchweed, cleavers, goose grass, needle, nettle, pine needle, prickle, quill, spiculum, spike, spikelet, spine, sticker, thistle, thorn ... show more.

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