Explore Words Kanji Grammar Guides

Copyright © 2026 Kotomora. All Rights Reserved.

Get the Kotomora apps for iOS and Android.

Explore Words Kanji Grammar Guides About Support Privacy

Copyright © 2026 Kotomora. All Rights Reserved.

乳糖 (にゅうとう, nyuutou) Japanese meaning: lactose | Kotomora

乳にゅう糖とう

にゅ

う

と

う

Freq.FrequencyTop 50,000

Meanings

1

lactose; milk sugar

Chemistry term for the sugar found in milk.

乳にゅう糖とう不ふ耐たい症しょうの人ひとは牛ぎゅう乳にゅうを飲のむとお腹なかを壊

Kanji

乳milk, breasts
糖sugar

Related words

ブドウ糖とう
Glucose, a different simple sugar.
果か糖とう
Fructose, a sugar found in fruit.

Word family

こわ

す

こと

が

ある

。

People with lactose intolerance may get an upset stomach from drinking milk.

無む乳にゅう糖とう

lactose-free

乳にゅう糖とう不ふ耐たい症しょう

lactose intolerance

Etymology

Compound of 乳 (にゅう, 'milk') and 糖 (とう, 'sugar').