Synonyms:
explorer, adventurer
Meaning: someone who travels into little known regions (especially for some scientific purpose)
Usage examples
He was a real explorer now.
But just then the renowned French explorer Captain Dumont d'Urville, unaware of Dillon's activities, had already set sail to search elsewhere for the site of the shipwreck.
The explorer is merely the most adventurous kind of field geographer; and there are two or three points worth keeping in mind in dealing with the South American work of the field geographer and field zoologist.