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单词 astronautics
释义

WordReference Random House Learner's Dictionary of American English © 2024
as•tro•nau•tics /ˌæstrəˈnɔtɪks, -ˈnɑtɪks/USA pronunciation   n. [uncountable* used with a singular verb]
  1. Aerospacethe science and technology of space flight.
See -astro-.
WordReference Random House Unabridged Dictionary of American English © 2024
as•tro•nau•tics  (as′trə nôtiks, -notiks),USA pronunciation n. (used with a sing. v.)
  1. Aerospacethe science of or technology involved in travel beyond the earth's atmosphere, including interplanetary and interstellar flight.
  • see astronautical, -ics 1925–30

Collins Concise English Dictionary © HarperCollins Publishers::
astronautics /ˌæstrəˈnɔːtɪks/ n
  1. (functioning as singular) the science and technology of space flight

ˌastroˈnautic, ˌastroˈnautical adj
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