en.wikipedia.org/wiki/Contrail

Contrails are line-shaped clouds produced by aircraft engine exhaust or changes in air pressure, typically at aircraft cruise altitudes several miles above the Earth's surface. Contrails are composed primarily of water, in the form of ice crystals. The combination of water vapor in aircraft engine exhaust and the low ..... Look up contrail in Wiktionary, the free dictionary.

www.urbandictionary.com/define.php?term=vapor%20trail

Similar to crop dusting, vapor trailing involves farting while walking, but in this case instead of passing someone standing still, the person is walking behind you .

www.merriam-webster.com/dictionary/vapor%20trail

Vapor trail definition is - contrail. ... Examples of vapor trail in a Sentence ... See the full definition for vapor trail in the English Language Learners Dictionary.

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Historical Examples of vapor trail. A thin, high streak of vapor-trail needling down toward them from the sunrise rainbow turned the channel of his thought.

www.dictionary.com/browse/vapour-trail

Vapour trail definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Look it up now!

www.collinsdictionary.com/us/dictionary/english/vapour-trail

Vapour trail definition: A vapour trail is a white line of water vapour left in the sky by an aeroplane , a rocket... | Meaning, pronunciation, translations and examples.

www.collinsdictionary.com/us/dictionary/english/vapor-trail

Vapor trail definition: → contrail | Meaning, pronunciation, translations and examples.

dictionary.cambridge.org/us/dictionary/english/vapour-trail

vapour trail meaning: water vapour that looks like a line of white smoke behind an aircraft as it flies. Learn more.

www.thefreedictionary.com/contrail

Define contrail. contrail synonyms, contrail pronunciation, contrail translation, ... A visible trail of streaks of condensed water vapor or ice crystals sometimes ...