vapour trail

British  

noun

1. Also called: condensation trail.   contrail.  a visible trail left by an aircraft flying at high altitude or through supercold air, caused by the deposition of water vapour in the engine exhaust as minute ice crystals

---

Example Sentences

Allowing Andrew to voluntarily give up his titles, which theoretically remain in place, gave him a way out, still holding on to a little of the disappearing vapour trail of his pride.

From BBC

This year the Red Arrows went green as they used a more environmentally friendly blend of fuel, including sustainable aviation fuel and a biofuel for the trademark vapour trail.

From BBC

The lower trail split in two and a new object quickly accelerated towards the other vapour trail until they crossed and a bright orange flash lit up the sky.

From BBC

As It Was is a vapour trail of a song, silvery and airborne, as Harry Styles searches for meaning amidst break-ups and loneliness and personal turmoil.

From BBC

Mark Jefferies, 61, whose family runs Little Gransden airfield in Cambridgeshire, regularly creates vapour trail images.

From BBC