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Definition of Vapor

Vapor

  1. Any substance in the gaseous, or aeriform, state, the condition of which is ordinarily that of a liquid or solid.
  2. In a loose and popular sense, any visible diffused substance floating in the atmosphere and impairing its transparency, as smoke, fog, etc.
  3. Wind; flatulence.
  4. Something unsubstantial, fleeting, or transitory; unreal fancy; vain imagination; idle talk; boasting.
  5. An old name for hypochondria, or melancholy; the blues.
  6. A medicinal agent designed for administration in the form of inhaled vapor.
  7. To pass off in fumes, or as a moist, floating substance, whether visible or invisible, to steam; to be exhaled; to evaporate.
  8. To emit vapor or fumes.
  9. To talk idly; to boast or vaunt; to brag.
  10. To send off in vapor, or as if in vapor; as, to vapor away a heated fluid.

Vapor Translations

vapor in Danish is damp
vapor in Dutch is wasem, damp, stoom
vapor in French is vapeur
vapor in German is Dampf
vapor in Latin is nidor