Translation guide
A powerful light used to search for or illuminate something, often in military, rescue, or security contexts.
A large, powerful light used for searching, typically mounted on a vehicle, ship, or tower.
The most common and direct loanword for 'searchlight'. Used in most contexts.
警備員がサーチライトで敷地を照らした。
The security guard illuminated the grounds with a searchlight.
A more technical or formal term, often used in military or maritime contexts.
軍艦の探照灯が夜空を走った。
The warship's searchlight swept across the night sky.
The act of using a searchlight to look for something.
To illuminate with a searchlight. A natural verb phrase.
救助隊は山をサーチライトで照らした。
The rescue team lit up the mountain with searchlights.
To shine a searchlight on something. Slightly more direct.
ヘリが遭難者にサーチライトを当てた。
The helicopter shone a searchlight on the missing person.