stand one's ground

Science Dictionary
ground   (ground)  Pronunciation Key 
  1. A connection between an electrical conductor and the Earth. Grounds are used to establish a common zero-voltage reference for electric devices in order to prevent potentially dangerous voltages from arising between them and other objects. Also called earth.

  2. The set of shared points in an electrical circuit at which the measured voltage is taken to be zero. The ground is usually connected directly to the power supply and acts as a common "sink" for current flowing through the components in the circuit.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source
Explore Dictionary.com
Previous Definition: stand one ground
Next Definition: stand ones ground
Words Near: stand one's ground
More from Thesaurus.com
Synonyms and Antonyms for stand one's ground
More from Reference.com
Search for articles containing stand one's ground
Dictionary.com Word FAQs

Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.

Copyright © 2014 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature