和英辞書

あく

漢字

灰

noun

lye, originally the clear alkaline liquid left after leaching wood ash in water / scum, the coagulated proteins and fats that gather on the surface of a pot of boiling food

あくを使って石鹸を作ります。

I make soap using lye.

意味（1）

components contained in vegetables that impart an acrid, astringent, or harsh flavor

紅(くれなゐ)に染(そ)めし心(こころ)もたのまれず人(ひと)をあくにはうつる蝶(てふ)なり

kurenawi ni someshi kokoro mo tanomarezu hito o aku ni wa utsuru tefu nari

意味（2）

scum, the coagulated proteins and fats that gather on the surface of a pot of boiling food

意味（3）

lye, originally the clear alkaline liquid left after leaching wood ash in water

灰汁(あく)が強(つよ)い、灰汁(あく)を抜(ぬ)く

aku ga tsuyoi, aku o nukuharshness is strong → strongly unpleasant [flavor], remove the harshness [as from vegetables]

意味（4）

アク: (by extension from the flavor sense) harshness as a characteristic of one's personality

アクの強(つよ)い男性(だんせい)

aku no tsuyoi danseia man with a harsh / overly strong / forceful / pushy personality