from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Any of various winged vehicles capable of flight, generally heavier than air and driven by jet engines or propellers.

from the GNU version of the Collaborative International Dictionary of English.

  • noun a heavier-than-air aircraft. Same as aeroplane{2}.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun US A powered heavier-than-air aircraft with fixed wings.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun an aircraft that has a fixed wing and is powered by propellers or jets


from Wiktionary, Creative Commons Attribution/Share-Alike License

air +‎ plane, alteration of aeroplane


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