JapaneseEdit

Kanji in this term

Grade: 4
こう
Grade: 2

Grade: 4
くも > ぐも
Grade: 2
 
The contrails of a four engined jet over London, England.

EtymologyEdit

Compound of 飛行機(hikōki, airplane, aeroplane) and (kumo, clouds), which is voiced due to suffixation.

NounEdit

飛行機雲 ‎(hiragana ひこうきぐも, romaji hikōkigumo)

  1. vapor trail, contrail