actinopterygian

[ ak-tuh-nop-tuh-rij-ee-uh n ]
/ ˌæk təˌnɒp təˈrɪdʒ i ən /
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adjective

belonging or pertaining to the Actinopterygii, a group of bony fishes.

noun

an actinopterygian fish.

Nearby words

  1. actinomycin,
  2. actinomycoma,
  3. actinomycosis,
  4. actinon,
  5. actinopod,
  6. actinotherapy,
  7. actinouranium,
  8. actinozoan,
  9. action,
  10. action at a distance

Origin of actinopterygian

< New Latin Actinopterygi(i) (plural) (actino- actino- + Greek pterýgi(on) fin, equivalent to pteryg- (stem of ptéryx wing) + -ion diminutive suffix) + -an

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for actinopterygian



Science definitions for actinopterygian

actinopterygian

[ ăk′tə-nŏp′tə-rĭjē-ən ]

See ray-finned fish.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.