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ctenidium

noun
cte·nid·i·um | \-ēəm\
plural ctenidia\-ēə \

Definition of ctenidium 

1 : the gill of a mollusk consisting typically of a respiratory structure that resembles a comb or feather, has a main stem with lateral lamellae, and is developed from the inner side of the mantle —distinguished from ceras

2 : a structure consisting of a row of spines resembling the teeth of a comb on the head or thorax, or both, of certain fleas

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History and Etymology for ctenidium

New Latin, from cten- + -idium

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Dictionary Entries near ctenidium

Ctenacodon

ctene

ctenidial

ctenidium

ctenii

ctenizid

Ctenizidae

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