ctenidium

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English

Etymology

Borrowed from Byzantine Greek κτενίδιον (ktenídion, comb). By surface analysis, cteno- +‎ -idium.

Noun

ctenidium (plural ctenidia)

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