sexradiate
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Sexradiate — Sex*ra di*ate, a. [Sex + radiate.] (Zo[ o]l.) Having six rays; said of certain sponge spicules. See Illust. of {Spicule}. [1913 Webster] … The Collaborative International Dictionary of English
Spicule — Spic ule, n. [L. spiculum a little point, a dart.] 1. A minute, slender granule, or point. [1913 Webster] 2. (Bot.) Same as {Spicula}. [1913 Webster] 3. (Zo[ o]l.) Any small calcareous or siliceous body found in the tissues of various… … The Collaborative International Dictionary of English