apatosaurus
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a·pat·o·saur·us
(ə-păt′ə-sôr′əs) or a·pat·o·saur (ə-păt′ə-sôr′)n.
A very large herbivorous sauropod dinosaur of the genus Apatosaurus of the Jurassic Period, having a long neck and tail and a small head.
[New Latin Apatosaurus, unreal lizard, genus name : Greek apatē, untruth, lie + Greek sauros, lizard.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
a·pat·o·sau·rus
(ə-păt′ə-sôr′əs) or a·pat·o·saur (ə-păt′ə-sôr′) A very large sauropod dinosaur of the late Jurassic Period, having a long neck and tail and a relatively small head. See Note at brontosaurus.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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Noun 1. [画像:apatosaurus - huge quadrupedal herbivorous dinosaur common in North America in the late Jurassic]apatosaurus - huge quadrupedal herbivorous dinosaur common in North America in the late Jurassic
sauropod, sauropod dinosaur - very large herbivorous dinosaur of the Jurassic and Cretaceous having a small head a long neck and tail and five-toed limbs; largest known land animal
genus Apatosaurus, genus Brontosaurus - large quadrupedal herbivorous dinosaurs with very long neck and tail; late Jurassic
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