Dictionary

1opercular

adjective oper·cu·lar \ō-ˈpər-kyə-lər\

Definition of OPERCULAR

:  of, relating to, or constituting an operculum
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First Known Use of OPERCULAR

1830

Rhymes with OPERCULAR

2opercular

noun

Definition of OPERCULAR

:  an opercular part (as a bone or scale)

First Known Use of OPERCULAR

circa 1890

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