哺ほ乳にゅう児じ

noun

suckling infant; nursing baby

Rare term for a baby still being breastfed. More commonly expressed as 乳飲み子 or 哺乳中の赤ちゃん.

• 哺ほ乳にゅう児じは母ぼ乳にゅうから免めん疫えきを得える。

  A suckling infant acquires immunity from breast milk.