Last Updated:2025/12/05
(archaic) A tint measured from 0 to 10 on a scale for comparing different varieties of coal according to the amount of unburnt carbon in their smoke.
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smoke-shade
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Source Word
smoke-shade
Noun
archaic
Japanese Meaning
(古語)煤煙中の未燃焼炭の量に基づき、石炭の種類を評価するために、0から10までの尺度で示される色調・濃淡の等級。
( plural )