contrail: meaning, definition, pronunciation and examples
C1Neutral, leaning technical
Quick answer
What does “contrail” mean?
A visible trail of condensed water vapor or ice crystals created by an aircraft's engine exhaust at high altitudes, which appears as a white line in the sky.
Audio
Pronunciation
Definition
Meaning and Definition
A visible trail of condensed water vapor or ice crystals created by an aircraft's engine exhaust at high altitudes, which appears as a white line in the sky.
A type of artificial cloud formed under specific atmospheric conditions from aircraft emissions; sometimes referred to in discussions about climate impact and atmospheric science.
Dialectal Variation
British vs American Usage
Differences
No major differences in meaning. Spelling and pronunciation are identical. The term is equally understood in aviation/technical contexts in both regions.
Connotations
Technically descriptive in both varieties. No additional connotative differences.
Frequency
Similar frequency in technical and aviation discourse. Slightly more common in US media due to larger aviation industry, but the term itself is standard globally.
Grammar
How to Use “contrail” in a Sentence
The aircraft left a contrail.A contrail formed behind the plane.Contrails are visible in the clear sky.Vocabulary
Collocations
Examples
Examples of “contrail” in a Sentence
verb
British English
- The jet began to contrail as it climbed through the cold, moist air.
American English
- The plane contrailed beautifully against the blue sky.
adverb
British English
- The jet flew contrailingly across the stratosphere. (Rare/Non-standard)
American English
- The aircraft passed contrailingly overhead. (Rare/Non-standard)
adjective
British English
- The contrail formation was studied by meteorologists.
American English
- We observed the contrail effect from different aircraft.
Usage
Meaning in Context
Business
Rare, unless in aviation/travel industry reports.
Academic
Common in meteorology, atmospheric science, and aviation studies.
Everyday
Used when describing what is seen in the sky behind an aeroplane.
Technical
Standard term in aviation, meteorology, and environmental science.
Vocabulary
Synonyms of “contrail”
Vocabulary
Antonyms of “contrail”
Watch out
Common Mistakes When Using “contrail”
- Spelling: 'contrail' is one word, not 'contra il' or 'con trail'.
- Confusing it with 'chemtrail' (a conspiracy term).
- Using it for any line or streak in the sky, e.g., a rocket's exhaust.
FAQ
Frequently Asked Questions
Persistent contrails can trap heat in the atmosphere, contributing to climate warming, though the overall impact is complex and an active area of research.
'Contrail' is the standard scientific term for a condensation trail. 'Chemtrail' is a conspiracy theory term with no scientific basis, alleging the trails are composed of harmful chemicals.
Contrail formation depends on atmospheric conditions, primarily temperature and humidity at the aircraft's altitude. If the air is too dry or warm, a contrail may not form or will dissipate quickly.
Yes, persistent contrails can spread out and form thin cirrus clouds, which can influence local temperature and sunlight by reflecting or trapping heat.
A visible trail of condensed water vapor or ice crystals created by an aircraft's engine exhaust at high altitudes, which appears as a white line in the sky.
Contrail is usually neutral, leaning technical in register.
Contrail: in British English it is pronounced /ˈkɒn.treɪl/, and in American English it is pronounced /ˈkɑːn.treɪl/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “Leaving a trail (not specific to contrails)”
Learning
Memory Aids
Mnemonic
Think: CONdensation TRAIL = CONTRAIL. A trail caused by condensed water vapour.
Conceptual Metaphor
Aircraft as a pen drawing a line in the sky.
Practice
Quiz
What is a 'contrail' primarily composed of?