About The Word Spicule

Bay Area Crosswords

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Spicule

Spicule Meaning & Definition
Spicule Definition And Meaning

What's The Definition Of Spicule?

[n] small pointed structure serving as a skeletal element in various marine and freshwater invertebrates e.g. sponges and corals

Synonyms | Synonyms for Spicule: spiculum

Related Terms | Find terms related to Spicule:

See Also | appendage | outgrowth | process

Spicule In Webster's Dictionary

\Spic"ule\, n. [L. spiculum a little point, a dart.] 1. A minute, slender granule, or point. 2. (Bot.) Same as {Spicula}. 3. (Zo["o]l.) Any small calcareous or siliceous body found in the tissues of various invertebrate animals, especially in sponges and in most Alcyonaria. Note: Spicules vary exceedingly in size and shape, and some of those found in siliceous sponges are very complex in structure and elegant in form. They are of great use in classification. Description of the Illustration: a Acerate; b Tricurvate, or Bowshaped; c d Hamate; e Broomshaped; f Scepterellate; g Spinispirulate; h Inequi-anchorate; i Sexradiate; j A Trichite Sheaf; k Six-rayed Capitate; l Rosette of Esperia; m Equi-anchorate.

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