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单词 aviation
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WordReference Random House Learner's Dictionary of American English © 2024
a•vi•a•tion /ˌeɪviˈeɪʃən/USA pronunciation   n. [uncountable]
  1. Aeronauticsthe design, development, production, operation, or use of aircraft.
  2. Militarymilitary aircraft.

WordReference Random House Unabridged Dictionary of American English © 2024
a•vi•a•tion  (ā′vē ā′shən, av′ē-),USA pronunciation n. 
  1. Aeronauticsthe design, development, production, operation, and use of aircraft, esp. heavier-than-air aircraft.
  2. Militarymilitary aircraft.
  • French; see avi-, -ation
  • 1865–70;
a•vi•at•ic  (ā′vē at′ik, av′ē-),USA pronunciation adj. 
Collins Concise English Dictionary © HarperCollins Publishers::
aviation /ˌeɪvɪˈeɪʃən/ n
  1. the art or science of flying aircraft
  2. the design, production, and maintenance of aircraft
Etymology: 19th Century: from French, from Latin avis bird
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更新时间：2025/7/23 19:39:40