1. An artificial cloud created by an aircraft; caused either by condensation due to the reduction in air pressure above the wing surface or by water vapour in the engine exhaust
   - condensation trail, vapour trail [Brit, Cdn], vapor trail [US]

Derived forms: contrails

Type of: cloud

Encyclopedia: Contrail

• cassiterite
• Cassius
• Cassius Clay
• Cassius Longinus
• Cassius Marcellus Clay
• cassock
• cassocked
• cassoulet
• cassowary
• cast
• cast about
• cast anchor
• cast around
• cast aside
• cast down
• cast of characters
• cast on
• cast out
• cast-iron
• cast-iron plant
• cast-off
• Castanea
• Castanea chrysophylla
• Castanea crenata
• Castanea dentata