noun
- visible trails of condensed water vapor created by aircraft engines at high altitudes
Usage: plural form of contrail; aviation term
Examples
- The jet left long white contrails across the blue sky.
- On clear days, you can see contrails from planes flying overhead.
- The contrails gradually spread and dissipated in the wind.
- Multiple contrails crisscrossed the morning sky.
- Scientists study contrails to understand their impact on climate.
- The aircraft’s contrails were visible for several minutes after it passed.