Word of the Day

Sunday, September 29, 2013

contrail

\KON-treyl\ , noun;
1.
a visible condensation of water droplets or ice crystals from the atmosphere, occurring in the wake of an aircraft, rocket, or missile under certain conditions.
Quotes:
With the air over the desert as dry as it was this time of year, the target would not leave much of a contrail, if any.
-- Richard Hilton, Skyhammer, 2009
"Man is not merely a linear thinker," she said, drawing a line of mist in the air. It hovered like a distant contrail.
-- Piers Anthony, On a Pale Horse, 1983
Origin:
Contrail was coined in the 1940s as a portmanteau of condensation and trail to refer to the water vapor emitted by aircraft.
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