[bawr-hohl, bohr-]

noun Mining.

a hole drilled in the earth, as for the purpose of extracting a core, releasing gas, oil, water, etc.

Origin of borehole

First recorded in 1700–10; bore2+ hole Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for borehole

Historical Examples of borehole

British Dictionary definitions for borehole



a hole driven into the ground to obtain geological information, release water, etc
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