A person who explores unknown places, such as jungles, caves, or outer space.
He is famous as an explorer of the Amazon.
The explorer discovered a new cave.
冒険者 emphasizes adventure and risk-taking, while 探検者 focuses on exploration and discovery.
Standard spelling using 探検 (exploration) + 者 (person).
Variant using 探険, which can imply a more dangerous or adventurous exploration.
Compound of 探検 (exploration) and 者 (person). The kanji 探 means 'search', 検 means 'examine', and 者 means 'person'.