ctenidium

About 0.02 uses per million words.

Meaning

1. noun A respiratory system, in the form of a comb, in some molluscs
2. noun A row of spines in some insects

Similar words

genal ctenocyst phyllidium ctenostome taenidium tentaculocyst cnidocil ecthoreum coenecium coenoecium

Often followed by

is and molluscum of with present in or