from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of or pertaining to the pterygium

from The Century Dictionary and Cyclopedia

  • Of or pertaining to a pterygium.
  • n. One of the small bones forming the basal support of the pectoral fins of bony fishes, lying between the fin-rays and the hypo- and hypercoracoid; an actinost.


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