actinopterygian

adjective
ac·​ti·​nop·​te·​ryg·​i·​an | \ ¦ak-tə-ˌnäp-tə-ˈri-jē-ən\

Definition of actinopterygian

 (Entry 1 of 2)

: of or relating to the Actinopterygii

actinopterygian

noun
ac·​ti·​nop·​te·​ryg·​i·​an | \ ¦ak-tə-ˌnäp-tə-ˈri-jē-ən\
plural -s

Definition of actinopterygian (Entry 2 of 2)

: one of the Actinopterygii

First Known Use of actinopterygian

Adjective

1871, in the meaning defined above

Noun

1897, in the meaning defined above

History and Etymology for actinopterygian

Adjective

New Latin Actinopterygii + English -an

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