explorer
US /ɪkˈsplɔːr.ɚ/
UK /ɪkˈsplɔːr.ɚ/

1.
a person who explores a new or unfamiliar area
:
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Ferdinand Magellan was a famous Portuguese explorer.
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The brave explorers ventured deep into the Amazon rainforest.
2.
a software program that allows a user to view and manage files on a computer
:
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I used Windows Explorer to organize my documents.
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The file explorer crashed, and I lost my unsaved work.