a standard reference electrode with a potential of zero, used in pH measurements, consisting of a platinum-black surface covered with hydrogen bubbles.
Read more in this article about some frequently asked questions and fun facts related to our definitions.
What is the exact meaning of “mosque” (and “temple” and “church” while we’re at it)?
Debate is easy, and yelling is easier. How often, however, do people examine their most basic knowledge? Right now, the proposed construction of an Islamic worship center in relative proximity to “Ground Zero” in Manhattan is a nexus of conflict and emotion. The missing ingredient is definition. Let’s examine basic terms, starting with mosque. All the variants of “mosque” in European languages go back to the …
Origin of hydrogen electrode
First recorded in 1895–1900
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019