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单词 nautilus
释义

WordReference Random House Learner's Dictionary of American English © 2024
nau•ti•lus /ˈnɔtələs, ˈnɑt-/USA pronunciation   n. [countable], pl. nau•ti•lus•es, nau•ti•li 
    /ˈnɔtəlˌaɪ, ˈnɑt-/USA pronunciation  
  1. Invertebratesa sea creature living in a shell shaped like a spiral, with a pearly interior.
See -naut-.
WordReference Random House Unabridged Dictionary of American English © 2024
nau•ti•lus  (nôtl əs, not-),USA pronunciation n., pl. nau•ti•lus•es, nau•ti•li (nôtl ī′, not-)USA pronunciation for 1, 2.
  1. InvertebratesAlso called chambered nautilus, pearly nautilus. any cephalopod of the genus Nautilus, having a spiral, chambered shell with pearly septa.
  2. InvertebratesSee paper nautilus. 
  3. Military(cap.) the first nuclear-powered submarine launched by the U.S. Navy.
  • Greek nautílos paper nautilus, literally, sailor, derivative of naûs ship; the webbed dorsal arms of the paper nautilus were thought to have been used as sails
  • Latin
  • 1595–1605

Collins Concise English Dictionary © HarperCollins Publishers::
nautilus /ˈnɔːtɪləs/ n ( pl -luses, -li / -ˌlaɪ/)
  1. any cephalopod mollusc of the genus Nautilus, esp the pearly nautilus
  2. short for paper nautilus
Etymology: 17th Century: via Latin from Greek nautilos sailor, from naus ship
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更新时间:2024/11/10 17:38:01