单词 | pteranodon |
释义 | pteranodon /teuh ran"euh don'/, n. a flying reptile of the extinct order Pterosauria, from the Cretaceous Period, having a wingspread of about 25 feet (8 m). [ < NL, equiv. to pter- PTER- + Gk anódon toothless (see AN-1, -ODONT)] |
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