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Triaene. World English Historical Dictionary

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Triaene. World English Historical Dictionary Dictionary Biographies Literary Criticism Welcome Terms of Service ⧏ Previous Next ⧐ Contents Slice Contents Key Bibliographic Record Murray’s New English Dictionary. 1916, rev. 2022. Triæne Zool. [ad. Gr. τρίαινα trident.] A kind of sponge-spicule.

1   Variously described as ‘a rhabdus having at one end three prongs or “cladi” diverging at equal angles,’ and ‘a tetraxon spicule with 1 long and 3 equal shorter tangential rays.’

2 1887.  Sollas, in Encycl. Brit., XXII. 417/1. (Sponges) A particular case of the cladose rhabdus,… of the most frequent occurrence, is the triæne.

3   Hence Triænostrongyle [Gr. στρογγύλος rounded], a triæne in which the main arm is blunt at the end; Triænostyle [Gr. στῦλος pillar, STYLE], one in which it is sharp; Triænotyle [Gr. τύλη cushion], one in which it is blunt and rounded.

4 1909.  in Cent. Dict. Supp.

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