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brontosaur

(brän′tō sôr′, -tə-)

☆

noun

apatosaurus

also brontosaurus

Origin: ModL < Gr brontē, thunder (for IE base see brome) + -saur

Related Forms:

brontosaurian adjective

See brontosaur in American Heritage Dictionary 4

noun

An apatosaur.

Origin:

Origin: New Latin Brontosaurus, former genus name

Origin: : Greek brontē, thunder

Origin: + Greek sauros, lizard

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