封ふう入にゅう

ふ

う

にゅ

う

Freq.FrequencyTop 20,000

封入する · noun or participle which takes 'suru'

Meanings

enclose; seal inside

Used for putting something inside an envelope, package, or container and sealing it. Often used in formal or business contexts.

〈物もの〉を封ふう入にゅうするto enclose/seal something inside (a package, envelope, etc.)
説せつ明めい書しょを箱はこに封ふう入にゅうした。
The instructions were enclosed in the box.
〈物もの〉に〈物もの〉を封ふう入にゅうするto seal X inside Y
カプセルに薬くすりを封ふう入にゅうする。
The medicine is sealed inside the capsule.
窒ちっ素そを封ふう入にゅうするto seal nitrogen inside (a bag or container, e.g. for food preservation)
ポテトチップスの袋ふくろには窒ちっ素そが封ふう入にゅうされている。
Nitrogen gas is sealed inside the potato chip bag.

同どう封ふうN1
同封 is the everyday word for enclosing something (like a photo) along with a letter, while 封入 is more formal and used for sealing something inside a package or container in general contexts.

封ふう印いん
封印 means to seal something shut (or figuratively lock something away) to prevent tampering or reopening, whereas 封入 means to place an item inside a container and seal it.
密みっ封ぷう
密封 emphasizes making something airtight or leak-proof, while 封入 emphasizes the act of putting an item inside a container before sealing it.

Compound of 封 (seal) and 入 (enter). The kanji combination directly suggests the meaning of sealing something inside.