chemtrail meaning and definition

CHEMTRAIL noun

Definition of chemtrail (noun)

1. a conspiracy theory belief that long-lasting condensation trails are "chemtrails" consisting of chemical or biological agents left in the sky by high-flying aircraft, sprayed for nefarious purposes undisclosed to the general public
   • "As the chemtrail conspiracy theory spread, federal officials were flooded with angry calls and letters."
   • "In reality, so-called 'chemtrails' are simple condensation trails, or contrails - linear clouds formed when water vapour from aircraft engine exhausts meets cold air."