Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun explorer

2 senses of explorer

Sense 1
explorer, adventurer -- (someone who travels into little known regions (especially for some scientific purpose))
       => person, individual, someone, somebody, mortal, soul -- (a human being; "there was too much for one person to do")

Sense 2
Internet Explorer, Explorer, IE -- (a commercial browser)
       INSTANCE OF=> browser, web browser -- (a program used to view HTML documents)