Definition of "vapor" in Englisch

noun

1. Cloudy diffused matter such as mist, steam or fumes suspended in the air.

2. The gaseous state of a substance that is normally a solid or liquid.

3. (idiomatic) Something insubstantial, fleeting, or transitory; unreal fancy; vain imagination; idle talk; boasting.

4. (dated) Any medicinal agent designed for administration in the form of inhaled vapour.

5. (archaic, in the plural) Hypochondria; melancholy; the blues; hysteria, or other nervous disorder.

   • Jan 13, 1732, John Arbuthnot, letter to Jonathan Swift He talks me into a fit of vapours twice or thrice a week.

6. (obsolete) Wind; flatulence.

verb

1. (intransitive) To become vapor; to be emitted or circulated as vapor.

2. (transitive) To turn into vapor.

   • to vapor away a heated fluid

3. To emit vapor or fumes.

4. (intransitive) To use insubstantial language; to boast or bluster.

5. (transitive) To give (someone) the vapors; to depress, to bore.