pterosaur

UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/ˈtɛrəˌsɔː/US:USA pronunciation: IPA and respellingUSA pronunciation: IPA/ˈtɛrəˌsɔr/ ,USA pronunciation: respelling(ter′ə sôr′)


WordReference Random House Learner's Dictionary of American English © 2026
pter•o•saur /ˈtɛrəˌsɔr/USA pronunciation  n. [countable]
  1. any of an order of flying reptiles.
See -pter-.
WordReference Random House Unabridged Dictionary of American English © 2026
pter•o•saur  (ter′ə sôr′),USA pronunciation n. 
  1. Paleontologyany flying reptile of the extinct order Pterosauria, from the Jurassic and Cretaceous periods, having the outside digit of the forelimb greatly elongated and supporting a wing membrane.
  • Neo-Latin Pterosauria; see ptero-, -saur
  • 1860–65

Collins Concise English Dictionary © HarperCollins Publishers::
pterosaur /ˈtɛrəˌsɔː/ n
  1. any extinct flying reptile of the order Pterosauria, of Jurassic and Cretaceous times: included the pterodactyls
    Compare dinosaur, plesiosaur
'pterosaur' also found in these entries (note: many are not synonyms or translations):
dinosaur - plesiosaur - pterodactyl - -saur

Forum discussions with the word(s) "pterosaur" in the title:


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