# chemtrail

> English word · Noun · IPA /ˈkɛmtɹeɪl/

## Definitions
1. A contrail consisting of chemicals or biological agents deliberately sprayed at high altitudes, according to certain conspiracy theories.

## Etymology
Blend of chemical + trail, modelled on contrail, late 1990s.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/chemtrail