clear-air turbulence
clear-air turbulence · clear-air turbulences
The erratic movement of air masses in the absence of any visual cues, especially such…The erratic movement of air masses in the absence of any visual cues, especially such movement that causes unexpected turbulence to an aircraft.
Meaning
1 senses(countable, uncountable)The erratic movement of air masses in the absence of any visual cues, especially such movement that causes unexpected turbulence to an aircraft.
More definitions
- strong turbulence in an otherwise cloudless region that subjects aircraft to violent updrafts or downdrafts
Forms
plural: clear-air turbulences| Singular | clear-air turbulence |
|---|---|
| Plural | clear-air turbulences |
regular
Word family
1 related wordsRelatedair pocket
Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable
See also
neighbours in the dictionaryDictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.