heavier-than-air

[ hev-ee-er-thuh n-air ]
/ ˈhɛv i ər ðənˈɛər /
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adjective

(of an aircraft) weighing more than the air that it displaces, hence having to obtain lift by aerodynamic means.

Nearby words

  1. heavenly days,
  2. heavens,
  3. heavenward,
  4. heavenwards,
  5. heaves,
  6. heavily,
  7. heaviness,
  8. heaviside,
  9. heaviside layer,
  10. heaviside unit function

Origin of heavier-than-air

First recorded in 1900–05

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for heavier-than-air


British Dictionary definitions for heavier-than-air

heavier-than-air

adjective

having a density greater than that of air
of or relating to an aircraft that does not depend on buoyancy for support but gains lift from aerodynamic forces
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012