Noun whirlybird has 1 sense
  1. helicopter, chopper, whirlybird, eggbeater - an aircraft without wings that obtains its lift from the rotation of overhead blades
    --1 is a kind of heavier-than-air craft
    --1 has parts: blade, vane; landing skids; rotor
    --1 has particulars:
     cargo helicopter; shuttle helicopter; single-rotor helicopter; skyhook
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