保安
hoannoun★Intermediate
formal
A person responsible for maintaining security and safety in a building, facility, or public space.
保安は不審者を追い出しました。
The security guard expelled the suspicious person.
💡
In Japan, '保安' typically refers to private security personnel, not police officers.
Collocations
保安会社security company保安員security guard保安業務security services
Synonyms
Related Phrases
保安業phrase
security industry
保安規制phrase
security regulations
💡Pro Tip
Formal vs. Informal Usage
'保安' is more formal than '警備員' (security guard). In casual speech, '警備' is more commonly used.
📖Word Origin
From '保' (protect) + '安' (safety), literally meaning 'protection and safety'.
📝Usage Notes
In formal contexts, '保安' can also refer to security measures or systems, not just personnel.
Word Breakdown
保
protect
root安
safety
root和英辞典