Word
潜入
Meaning in Englishinfiltration, sneaking in
Animated kanji stroke order
Sentence
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Word context
What it means
What does 潜入 mean? It denotes the act of secretly entering a place, often to observe, gather information, or operate undercover; used as a noun and as 潜入する (suru-verb).
Main meanings
- Covert entry into a location for observation, intelligence gathering, or surveillance
- The noun form for an infiltration operation in police, military, or investigative contexts
- Figurative use to describe undercover access to a person or group's environment
How to use it
Used as a noun or as 潜入する to form a suru-verb; common in formal writing, journalism, law enforcement, espionage contexts, and works of fiction; frequent collocations include 潜入捜査 and 潜入取材, signaling covert entry, undercover investigation, or undercover reporting.
Variants and close terms
- 侵入 shinnyū – intrusion, infiltration
- 潜入捜査 sen'nyū sōsa – infiltration investigation
- 潜入取材 sen'nyū shuzai – undercover reporting
Composition
- 潜 - hide, dive
- 入 - enter
- Combined meaning describes entering covertly or while hidden
Etymology
sen from 潜 and nyū from 入; 潜入 (sen'nyū) is a compound formed using on'yomi readings; the pronunciation consolidates into sen'nyū, with no kun'yomi used here (潜入 sen'nyū).
Word class
Noun, suru-verb (潜入する)
Word
Related words by kanji and components
N1
受け入れる
ukeireru
to accept, to receive
N1
恐れ入る
osoreiru
to be filled with awe, to feel small
N1
介入
kainyuu
intervention
N1
加入
kanyuu
becoming a member, admission
N1
新入生
shinnyuusei
new student, first-year student, freshman
N1
潜水
sensui
diving
N1
申し入れる
moushiireru
to propose, to suggest
N2
入れ物
iremono
container, case
N2
四捨五入
shishagonyuu
rounding up (fractions)
Kanji