vapor

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vapor

  • /ˈveɪpə/ UK
  • /ˈveɪpɚ/ US

Rhymes with -eɪpə(ɹ)

Where it comes from

From Middle English vapour, from Anglo-Norman vapour, Old French vapor, from Latin vapor (“steam, heat”).

noun vapors · vapour

  1. US, countable, uncountable Cloudy diffused matter such as mist, steam or fumes suspended in the air. A mild vapour is thrown out, and not a hot steam; the invention appears to control the amount of the vapor, and and ^([sic]) even the force of the fire which produces it.
  2. US, countable, uncountable The gaseous state of a substance that is normally a solid or liquid. Surprisingly, this analysis revealed that acute exposure to solvent vapors at concentrations below those associated with long-term effects appears to increase the risk of a fatal automobile accident. Furthermore, this increase in risk is comparable to the risk of death from leukemia after long-term
  3. US, countable, idiomatic, uncountable Something insubstantial, fleeting, or transitory; unreal fancy; vain imagination; idle talk; boasting. For what is your life? It is even a vapour, that appeareth for a little time, and then vanisheth away.
  4. US, countable, dated, uncountable Any medicinal agent designed for administration in the form of inhaled vapour. Sulphurous fumes have also been recommended, as well as diffusing a variety of vapors in the apartment of the patient; on their beneficial or injurious effects we are unable to speak.
  5. US, archaic, countable, in plural, uncountable Hypochondria; melancholy; the blues; hysteria, or other nervous disorder. [T]he Horror of dying in ſuch a miſerable Condition rais'd Vapours into my Head vvith the meer Apprehenſions; and in theſe Hurries of my Soul, I knovv not vvhat my Tongue might expreſs: but it vvas rather Exclamation, ſuch as, Lord! vvhat a miſerable Creature am I?
  6. US, countable, obsolete, uncountable Wind; flatulence. The surcharge of the stomack from a gross vapour, and from the poise of some outward weight, are alike

verb vapors · vaporing · vapored · vapour

  1. US, intransitive To become vapor; to be emitted or circulated as vapor.
  2. US, transitive To turn into vapor. to vapor away a heated fluid
  3. US To emit vapor or fumes. Running waters vapour not so much as standing waters.
  4. US, intransitive To use insubstantial language; to boast or bluster. He vapoured, and fretted, and fumed, and trotted up and down, and tried to make himself pleasing in Miss Hollis's big, quiet, grey eyes, and failed.
  5. US, transitive To give (someone) the vapors; to depress, to bore. “I only mean,” cried she, giddily, “that he might have some place a little more pleasant to live in, for really that old moat and draw-bridge are enough to vapour him to death […].”

Thesaurus

Closest in meaning: evaporation, vaporization, vaporisation, vapour, mist, evaporative, steam, gaseous, dust, gas, tide, pore, fume, canister, steamer, inhalant

Translations

Every language

noun cloudy diffused matter — see also mist, steam, fume

हिन्दीभाप bhāp, भभका bhabhkā
Portuguêsvapor

noun the gaseous state of a substance that is normally a solid or liquid

Españolvapor
한국어증기 jeunggi
日本語気体 kitai, 蒸気 jōki
中文蒸氣 /蒸气 zhēngqì
हिन्दीवाष्प vāṣp, भाप bhāp, उनाह unāh
Portuguêsvapor
Françaisvapeur
DeutschDampf
Italianogas, vapore
Ελληνικάατμός atmós
Românăabur
Русскийпар par, газ gaz
Tiếng Việthơi
العربيةبُخَار buḵār
עבריתאֵד ed

verb intransitive: to use insubstantial language; to boast or bluster

日本語管を巻く, 粋がる ikigaru, 威張り散らす ibarichirasu
Deutschprahlen

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Cite this
MLA

"vapor." Wiktionary, via Micwyn, micwyn.com/word/vapor. Accessed 6 Nov. 2026.

APA

vapor. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/vapor

Chicago

"vapor." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/vapor.

BibTeX
@misc{vapor_2026,
  title = {vapor},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/vapor},
  urldate = {2026-11-06}
}