1

Ichthyopterygia

plural noun Ich·thy·op·te·ryg·ia

Definition of Ichthyopterygia

in some classifications

  1. :  a subclass of fossil aquatic reptiles occurring from the late Carboniferous through the Jurassic and including the small freshwater Mesosauria and the extremely ichthyoid Ichthyosauria

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of ichthyopterygia

New Latin, from ichthy- + Greek pterygia, plural of pterygion fin


2

Ichthyopterygia

Ich·thy·op·te·ryg·ia \"\

Definition of Ichthyopterygia

  1. taxonomic synonym of ichthyosauria

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Join MWU now and get access to America’s largest dictionary, with:

  • 300,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Origin and Etymology of ichthyopterygia

New Latin, from ichthy- + Greek pterygia


Seen and Heard

What made you want to look up Ichthyopterygia? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

feeling or affected by lethargy

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • ludwig-richter-spring-has-arrived
  • Which is a synonym of upbraid?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ