v. ex·plored, ex·plor·ing, ex·plores
1. To investigate systematically; examine: explore every possibility.
2. To search into or travel in for the purpose of discovery: exploring outer space.
3. Medicine To examine (a body cavity or interior part) for diagnostic purposes, especially by surgery.
To make a careful examination or search: scientists who have been known to explore in this region of the earth.
[Latin explōrāre : ex-, ex- + perhaps plōrāre, to cry out, as to rouse game.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.