哺乳瓶（ほにゅうびん、honyuubin）
- baby bottle

The Japanese word 哺乳瓶, pronounced ほにゅうびん (hon'yūbin), directly translates to "feeding bottle" or "baby bottle" in English. It refers to a bottle specifically designed for feeding infants, usually with milk or formula. These bottles typically have a nipple or teat attached for the baby to suck on. The primary function of a 哺乳瓶 is to provide a safe and controlled way for babies to consume liquids when they are not breastfeeding.

⚫︎ 赤ちゃんは哺乳瓶からミルクを飲んでいます。 Translation: The baby is drinking milk from the baby bottle. ⚫︎ 新しい哺乳瓶を買いました。 Translation: I bought a new baby bottle. ⚫︎ 哺乳瓶を消毒する必要があります。 Translation: It is necessary to sterilize the baby bottle.

You use the word 哺乳瓶 when talking about baby bottles. It's a common term used in contexts related to infant care, such as discussing feeding routines, buying baby supplies, or explaining how to prepare for a baby. It's suitable for both formal and informal conversations. You would use 哺乳瓶 to refer to the object itself or to the act of feeding an infant using a baby bottle.

The word 哺乳瓶 is typically written with the kanji 哺乳 (honyū - meaning "suckling" or "nursing") followed by the kanji 瓶 (bin - meaning "bottle"). However, it's more common to see it written in hiragana as ほにゅうびん. The okurigana (the suffix hiragana) for 瓶 is not subject to change.

There aren't many direct synonyms for 哺乳瓶 in Japanese, as it's a very specific item. However, in some contexts, you could use more general terms related to baby supplies, but they wouldn't specifically refer to the bottle itself.

There are no direct antonyms for 哺乳瓶, as it is a concrete noun. However, related words could include concepts opposite to baby bottle such as breastfeeding, breast, or mother's milk, but they are not antonyms of 哺乳瓶.

哺乳瓶を洗って、消毒しました。 ・Translation: I washed and sterilized the baby bottle. ・Explanation: This sentence describes the action of cleaning and sanitizing the bottle, a routine part of baby bottle use.

新しい哺乳瓶は、漏れないように設計されています。 ・Translation: The new baby bottle is designed to not leak. ・Explanation: This example emphasizes a feature of a baby bottle.

The word 哺乳瓶 is a compound word. 哺乳 combines the kanji 哺 (ho - meaning "to nurse" or "to feed") and 乳 (nyū - meaning "milk" or "breast milk"). 瓶 means "bottle". Thus, 哺乳瓶 literally means "milk-feeding bottle" or "nursing bottle". The etymology directly reflects the bottle's primary function.