vapor

[ vey-per ]

/ ˈveɪ pər /

noun

a visible exhalation, as fog, mist, steam, smoke, or noxious gas, diffused through or suspended in the air: the vapors rising from the bogs.

Physics. a gas at a temperature below its critical temperature.

a substance converted into vapor for technical or medicinal uses.

a combination of a vaporized substance and air.

gaseous particles of drugs that can be inhaled as a therapeutic agent.

Archaic.

a strange, senseless, or fantastic notion.
something insubstantial or transitory.

vapors, Archaic.

mental depression or hypochondria.
injurious exhalations formerly supposed to be produced within the body, especially in the stomach.

verb (used with object)

to cause to rise or pass off in, or as if in, vapor; vaporize.

Archaic. to affect with vapors; depress.

verb (used without object)

to rise or pass off in the form of vapor.

to emit vapor or exhalations.

to talk or act grandiloquently, pompously, or boastfully; bluster.

Also especially British, va·pour.

Origin of vapor

1325–75; Middle English vapour < Latin vapor steam

OTHER WORDS FROM vapor

va·por·a·ble, adjective va·por·a·bil·i·ty, noun va·por·er, noun va·por·less, adjective

va·por·like, adjective

Words nearby vapor

vanzetti, vape, vape pen, vaphio, vapid, vapor, vapor barrier, vapor lock, vapor pressure, vapor tension, vapor trail

Example sentences from the Web for vapor

As a result, the vapor measurements Mahar obtained are likely the best-case scenario.

Oil Tankers Leaking into Seattle’s Water |Bill Conroy |October 13, 2014 |DAILY BEAST
Back then there were no vapor cigarettes for you simulate smoking.

'Saved by the Bell' Star Dustin Diamond Doesn't Want to Be a Jerk Anymore |Kevin Fallon |August 11, 2014 |DAILY BEAST
If you plan to take in vapor in such amounts, you have to get juice with a low nicotine content to avoid poisoning yourself.

This Is Your E-Cigarette on Drugs |Daniel Genis |July 28, 2014 |DAILY BEAST
We feel the pull between life as painful reality—and forgotten wisps of vapor.

10 Best Plays of the Year: Richard III, No Man’s Land, and More |Janice Kaplan |December 27, 2013 |DAILY BEAST

On the balcony of the chamber, I came across Ilona Orshansky, the owner of Williamsburg's Vapor Lounge New York.

New York’s Nanny-State E-Cig Ban |Olivia Nuzzi |December 20, 2013 |DAILY BEAST
When thrown into vapor of mercury, boron phospho-di-iodide instantly takes fire.

Scientific American Supplement, No. 841, February 13, 1892 |Various
The glasses of our spectacles, as they came in contact with the air expired, were covered with vapor.

Fasting Girls |William Alexander Hammond
The sun raises enormous quantities of water in the form of vapor, which forms clouds and descends in rain.

Birds and Nature, Vol. 12 No. 1 [June 1902] |Various
This vapor seemed to adhere together until it stood near the head, rounded and nearly reaching the ceiling.

The New Avatar and The Destiny of the Soul |Jirah D. Buck
It is an alley in some great city, and there is a gloom of evening and vapor over the sky.

Imaginations and Reveries |(A.E.) George William Russell

British Dictionary definitions for vapor

vapor

/ (ˈveɪpə) /

noun

the US spelling of vapour

Medical definitions for vapor

vapor

[ vā′pər ]

n.

Barely visible or cloudy diffused matter, such as mist, fumes, or smoke, suspended in the air.

The state of a substance that exists below its critical temperature and that may be liquefied by application of sufficient pressure.

The gaseous state of a substance that is liquid or solid under ordinary conditions.

The vaporized form of a medicinal preparation to be administered by inhalation.

A mixture of a vapor and air, as an explosive mixture of gasoline and air burned in an internal-combustion engine.

vapors Exhalations within an organ, especially the stomach, supposed to affect the mental or physical condition. No longer in technical use.

vapors A nervous disorder such as depression or hysteria. No longer in technical use.

Scientific definitions for vapor

vapor

[ vā′pər ]

The gaseous state of a substance that is normally liquid or solid at room temperature, such as water that has evaporated into the air. See more at vapor pressure. See also water vapor.

A faintly visible suspension of fine particles of matter in the air, as mist, fumes, or smoke.

A mixture of fine droplets of a substance and air, as the fuel mixture of an internal-combustion engine.

Other words from vapor

vaporize verb

BROWSE DICTIONARY

Learning

vapor

noun

verb (used with object)

verb (used without object)

Origin of vapor

OTHER WORDS FROM vapor

Words nearby vapor

Example sentences from the Web for vapor

British Dictionary definitions for vapor

noun

Medical definitions for vapor

n.

Scientific definitions for vapor

Other words from vapor

BROWSE DICTIONARY

Learning

vapor

noun

verb (used with object)

verb (used without object)

Origin of vapor

OTHER WORDS FROM vapor

Words nearby vapor

Words related to vapor

Example sentences from the Web for vapor

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noun

Medical definitions for vapor

n.

Scientific definitions for vapor

Other words from vapor

British Dictionary definitions for vapor