brontosaurus

UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˌbrɒntəˈsɔːrəs/US:USA pronunciation: respellingUSA pronunciation: respelling(bron′tə sôr′əs)

Inflections of 'brontosaurus' (n):
brontosauruses
npl
brontosauri
npl

WordReference Random House Unabridged Dictionary of American English © 2025
bron•to•sau•rus  (bron′tə sôr′əs),USA pronunciation n., pl. -sau•rus•es, -sau•ri 
    (-sôr′ī).USA pronunciation 
  1. Paleontologybrontosaur.
  • Neo-Latin (1879), equivalent. to Greek bronto- (combining form of bronté̄ thunder) + saûros -saurus

Collins Concise English Dictionary © HarperCollins Publishers::
brontosaurus / ˌbrɒntəˈsɔːrəs/, brontosaur / ˈbrɒntəˌsɔː/
  1. a former name for apatosaurus
Etymology: 19th Century: from New Latin, from Greek brontē thunder + sauros lizard
'brontosaurus' also found in these entries (note: many are not synonyms or translations):
-saurus - apatosaurus - brontosaur - camarasaur

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


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