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chemtrail

American  
[kem-treyl] / ˈkɛmˌtreɪl /

noun

  1. an alleged type of long-lasting contrail speculated to be purposefully impregnated, for covert purposes, with chemical or biological agents.


Etymology

Origin of chemtrail

First recorded in 1985–90; chem(ical) ( def. ) + trail ( def. ), modeled on contrail ( def. )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Tune in for the alien angle, or the chemtrail pitch after the weather.

From Salon Mar. 27, 2025

Like other conspiracy theorists, chemtrail enthusiasts also latch on to news events to push their agenda, for instance in messages like this posted during the recent UK heatwave:

From BBC Jul. 22, 2022

When Williamson talks about poisoning our environment with chemicals that are harmful to human health, she’s not talking about some kind of chemtrail conspiracy.

From Slate Aug. 2, 2019

It’s less a polemic than a series of fascinating and sometimes tangential stories about technology, tying together everything from chemtrail conspiracies to Google’s eerie DeepDream computer vision project.

From The Verge Apr. 23, 2018

One photo pictured a contrail broken by a gap, which some chemtrail believers argue reflects that chemical spraying was turned off, then on again.

From The Guardian May 22, 2017

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