We found 25 dictionaries that define the word vapour:

General (20 matching dictionaries)

1. vapour: Longman Dictionary of Contemporary English
2. vapour: Merriam-Webster
3. vapour: Oxford Learner's Dictionaries
4. vapour: American Heritage Dictionary of the English Language
5. vapour: Collins English Dictionary
6. vapour: Vocabulary.com
7. Vapour, vapour: Wordnik
8. vapour: Cambridge Advanced Learner's Dictionary
9. vapour: Wiktionary
10. vapour: Webster's New World College Dictionary, 4th Ed.
11. vapour: Infoplease Dictionary
12. vapour: Dictionary.com
13. Vapour: Wikipedia, the Free Encyclopedia
14. vapour: Rhymezone
15. vapour: FreeDictionary.org
16. vapour: Mnemonic Dictionary
17. vapour: TheFreeDictionary.com
18. vapour: Wikimedia Commons US English Pronunciations

Business (1 matching dictionary)

19. vapour: Legal dictionary

Computing (1 matching dictionary)

20. vapour: Encyclopedia

Medicine (2 matching dictionaries)

21. vapour: Merriam-Webster Medical Dictionary
22. vapour: Medical dictionary

Tech (1 matching dictionary)

23. AUTOMOTIVE TERMS (No longer online)

(Note: See vapouring as well.)

Definitions from Wiktionary ( ) ▸ noun:  British standard spelling of vapor. ▸ verb:  British standard spelling of vapor. Similar: vaporization, vapor, evaporation, vaporisation, vaporary, vaporarium, vavasor, steam, steme, vapulation, more... Opposite: solid, liquid, tangible, material Types: steam, smoke, fog, mist, haze, more... Phrases: water vapour, vapour pressure, vapour pressures, vapour density, vapour barrier, more... Adjectives: saturated, water, white, hot, more, atmospheric, watery, invisible, thick, aqueous, condensed Colors:     silver,     gray,     misty rose,     light blue,     lavender, more... ▸ Words similar to vapour ▸ Usage examples for vapour ▸ Idioms related to vapour ▸ Wikipedia articles (New!) ▸ Popular adjectives describing vapour ▸ Words that often appear near vapour ▸ Rhymes of vapour ▸ Invented words related to vapour