contrail

noun

con·​trail ˈkän-ˌtrāl How to pronounce contrail (audio)
: streaks of condensed water vapor created in the air by an airplane or rocket at high altitudes

Examples of contrail in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The chemtrail theory is the belief that the government is secretly adding toxic chemicals to the atmosphere from aircrafts, similar to contrails. Diana Leyva, The Tennessean, 20 Mar. 2024 Furthermore, contrails would be a poor choice for climate intervention, said Dave Fahey, the director of the National Oceanic and Atmospheric Administration's chemical sciences laboratory. Diana Leyva, The Tennessean, 20 Mar. 2024 The white lines from planes are actually called condensation trails, or contrails. Lottie McGrath, Newsweek, 2 Dec. 2024 Plus, all combustion fuels could still contribute to contrail formation, which makes up more than half of aviation’s climate impact. IEEE Spectrum, 24 June 2024 See all Example Sentences for contrail 

Word History

Etymology

condensation trail

First Known Use

1943, in the meaning defined above

Time Traveler
The first known use of contrail was in 1943

Dictionary Entries Near contrail

Cite this Entry

“Contrail.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/contrail. Accessed 22 Jan. 2025.

Kids Definition

contrail

noun
con·​trail ˈkän-ˌtrāl How to pronounce contrail (audio)
: a stream of visible water or ice particles created in the air by an airplane or rocket at high altitudes

More from Merriam-Webster on contrail

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!