What does 探索 mean?
探索 is a Japanese noun meaning “search; lookup; hunt; (item of) research” in English. It is written as 探索 in kanji, たんさく in hiragana, and tansaku in romaji. This word is part of JLPT N2 vocabulary.
Example sentence
その島は隅々まで探索されている。
Every part of the island has been explored.