黒こく煙えん

also: くろけむり

こ

く

え

ん

Meanings

1

black smoke

Refers to dark, often thick smoke, typically from fires, engines, or industrial sources.

工こう場じょうから黒こく煙えんが上あがっている。
Black smoke is rising from the factory.
車くるまの排はい気き口こうから黒こく煙えんが出でていた。
Black smoke was coming out of the car's exhaust pipe.

Usage patterns

〈場ば所しょ〉から黒こく煙えんが上あがるblack smoke rises from a place
工こう場じょうから黒こく煙えんが上あがっている。
Black smoke is rising from the factory.
黒こく煙えんを上あげるto give off black smoke
古ふるいトラックが黒こく煙えんを上あげながら走はしっていた。
The old truck was running while giving off black smoke.
黒こく煙えんに包つつまれるto be enveloped in black smoke
建たて物ものはあっという間まに黒こく煙えんに包つつまれた。
The building was quickly engulfed in black smoke.

Kanji

黒black
煙smoke

Related words

煤ばい煙えん
煤煙 specifically denotes soot-laden smoke from industrial burning, while 黒煙 is the more general term for any dark smoke.
煙けむりN3
煙 is the plain, unmarked word for smoke of any color, whereas 黒煙 specifies that the smoke is black.

Opposites

白はく煙えん
黒煙 is dark, sooty smoke while 白煙 is white smoke, often from steam or clean combustion.

Written forms

黒煙Usage100%
- こくえん
  Standard kanji spelling; the most common written form.
- くろけむり
くろけむり
Kana spelling reflecting the colloquial reading くろけむり; used in informal or spoken contexts.

Etymology

Compound of 黒 (black) and 煙 (smoke). The reading こくえん is the standard on'yomi, while くろけむり is a mixed kun'yomi reading used colloquially.