preopercle

noun
pre·​opercle | \ (¦)prē+ \
variants: or less commonly preoperculum \ ¦⸗+ \
plural preopercles also preopercula

Definition of preopercle

: a flat membrane bone in the gill cover of most fishes lying immediately in front of the opercle

History and Etymology for preopercle

New Latin preoperculum, from pre- + operculum

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Learn More About preopercle

Dictionary Entries Near preopercle

preoperative

preopercle

preopercular

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Cite this Entry

“Preopercle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/preopercle. Accessed 24 Sep. 2022.

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