Dictionary/硝煙しょうえんShouen硝煙 (Shouen) is a Japanese noun meaning “gunpowder smoke”.Meaningsnoungunpowder smokeKanji in 硝煙硝nitrate煙smokeRelated words花火fireworks煙草tobacco煙いsmoky禁煙abstaining from smoking喫煙smoking (tobacco)硝子glass煙突chimney発煙筒smoke bomb煙るto smoke (e.g. fire)硝酸nitric acid煙たいsmoky発煙emitting smoke