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ctenidium

[ti-nid-ee-uh m]
noun, plural cte·nid·i·a [ti-nid-ee-uh] /tɪˈnɪd i ə/. Zoology.
  1. any of various comblike or featherlike structures, as the row of stiff bristles on the legs of a psocid.
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Origin of ctenidium

From New Latin, dating back to 1880–85; see origin at cteno-, -idium
Related formscte·nid·i·al, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for ctenidia

ctenidium

noun plural -ia (-ɪə)
  1. one of the comblike respiratory gills of molluscs
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Word Origin

C19: New Latin, from Greek ktenidion, diminutive of kteis comb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012