What does 捜索 mean?
捜索 is a Japanese noun meaning “search (esp. for someone or something missing, investigation)” in English. It can also be translated as “legally authorized search of a person, building, etc.” depending on context. It is written as 捜索 in kanji, そうさく in hiragana, and sousaku in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
私たちは散開して森の中を捜索した。
We spread out and began to search through the woods.