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单词 emu
释义

WordReference Random House Unabridged Dictionary of American English © 2024
e•mu  myo̅o̅),USA pronunciation n. 
  1. Birdsa large, flightless, ratite bird, Emu (Dromaius) novaehollandiae, of Australia, resembling the ostrich but smaller and having a feathered head and neck and rudimentary wings.
  • Portuguese ema, attested in 1541 as a name for the cassowary (further origin, originally obscure); the replacement of -a by -eu, etc., is unexplained
  • earlier emeu (in earliest English source emia, eme), ultimately 1605–15

EMU, 
    1. Aerospace, ElectricityAlso, emu  See electromagnetic unit. 
    2. AerospaceSee extravehicular mobility unit. 

Collins Concise English Dictionary © HarperCollins Publishers::
emu /ˈiːmjuː/ n
  1. a large Australian flightless bird, Dromaius novaehollandiae, similar to the ostrich but with three-toed feet and grey or brown plumage: order Casuariiformes
Etymology: 17th Century: changed from Portuguese ema ostrich, from Arabic Na-`amah ostrich
Collins Concise English Dictionary © HarperCollins Publishers::
EMU abbreviation for
  1. European Monetary Union
  2. Economic and Monetary Union
  3. See e.m.u.
Collins Concise English Dictionary © HarperCollins Publishers::
e.m.u., EMU abbreviation for
  1. electromagnetic unit
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