Meaning

noun someone who travels into little known regions (especially for some scientific purpose)

noun a commercial browser

originEtymology tree Proto-Indo-European *h₁éǵʰ Proto-Indo-European *-s Proto-Indo-European *h₁éǵʰs Proto-Italic *eks Latin ex Latin ex- Latin plōrō Latin explōrōder. Middle French explorerder. English explore Proto-Indo-European *-yósder. Proto-Italic *-āzijos Latin -āriusnom. Latin -āriusbor. Proto-Germanic *-ārijaz Proto-West Germanic *-ārī Old English -ere Middle English -ere English -er English…

Etymology from Wiktionary, CC BY-SA 3.0