pinulus

noun

pin·​u·​lus
ˈpinyələs
plural pinuli
-əˌlī
: a usually pentact sponge spicule of which one ray projects either internally or externally from the sponge and develops numerous small spines

Word History

Etymology

New Latin pinulus, pinnulus, alteration of pinnula

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Dictionary Entries Near pinulus

pinule

pinulus

pinup

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Cite this Entry

“Pinulus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pinulus. Accessed 31 Mar. 2023.

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