[ ik-splawr-er, -splohr- ]
See synonyms for: explorerexplorers on Thesaurus.com

  1. a person or thing that explores.

  2. a person who investigates unknown regions: the great explorers of the Renaissance.

  1. any instrument used in exploring or sounding a wound, a cavity in a tooth, or the like.

  2. (initial capital letter)Also called Explorer Scout . a person between the ages 14 and 20 who is an active participant in the exploring program sponsored by the Boy Scouts of America.

  3. (initial capital letter)Aerospace. one of a long series of U.S. scientific satellites: Explorer 1 (1958) was the first U.S. artificial satellite.

Origin of explorer

First recorded in 1675–85; explore + -er1

Words Nearby explorer

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use explorer in a sentence

British Dictionary definitions for Explorer (1 of 2)


/ (ɪkˈsplɔːrə) /

  1. US a member of the senior branch of the Scouts: Brit equivalent: Venture Scout

British Dictionary definitions for Explorer (2 of 2)


/ (ɪkˈsplɔːrə) /

  1. any of the first series of US satellites. Explorer 1, launched in 1958, confirmed the existence of intense radiation belts around the earth

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012