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acanthopterygian

[ ak-uhn-thop-tuh-rij-ee-uhn ]

adjective

  1. belonging or pertaining to the Acanthopterygii (Acanthopteri), the group of spiny-finned fishes, including the bass and perch.


noun

  1. an acanthopterygian fish.

acanthopterygian

/ ˌækənˌθɒptəˈrɪdʒɪən /

adjective

  1. of, relating to, or belonging to the Acanthopterygii, a large group of teleost fishes having spiny fin rays. The group includes most saltwater bony fishes


noun

  1. any fish belonging to the Acanthopterygii

acanthopterygian

/ ăk′ən-thŏp′tə-rĭjē-ən /

  1. Any of a large group of teleost fishes of the superorder Acanthopterygii, having spiny rays in the dorsal and anal fins and including the bass, perch, mackerel, and swordfish.


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Word History and Origins

Origin of acanthopterygian1

1825–35; < New Latin Acanthopterygi ( i ) ( acantho- acantho- + Greek pterýgi ( on ) small wing, fin + Latin masculine plural ending) + -an

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Word History and Origins

Origin of acanthopterygian1

C19: from New Latin Acanthopterygii, from acantho- + Greek pterúgion fin

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Example Sentences

Acanthopterygian, ak-an-thop-tėr-ij′i-an, adj. having spiny fins.

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