noun ich·thy·op·te·ryg·i·um \-jēəm\

Definition of ichthyopterygium



  1. :  the vertebrate limb when having the form of a fin whether as a definitive organ or in the course of individual or evolutionary development; especially :  any of the paired fins that are the typical limbs of fishes — compare chiropterygium

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Origin and Etymology of ichthyopterygium

New Latin, from ichthy- + Greek pterygion small wing, fin, diminutive of pteryg-, pteryx wing — more at pteryg-

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capable of being understood in two ways

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