About The Word Spicule
Learn about the word Spicule to help solve your crossword puzzle. Discover Spicule definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.
Spicule
| Spicule Definition And Meaning |
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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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