hydrogen ion

Word Origin

noun

ionized hydrogen of the form H ⁺ , found in aqueous solutions of all acids.

Origin of hydrogen ion

1895-1900

First recorded in 1895-1900

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
Cite This Source

Examples from the Web for hydrogen ion

Historical Examples

We call each a “hydrogen ion” but you can see that each is a single proton.

Letters of a Radio-Engineer to His Son John Mills

British Dictionary definitions for hydrogen ion

hydrogen ion

noun

an ionized hydrogen atom, occurring in plasmas and in aqueous solutions of acids, in which it is solvated by one or more water molecules; proton. Formula: H+

an ionized hydrogen molecule; hydrogen molecular ion. Formula: H2+

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
Cite This Source

Discover our greatest slideshows

Browse more topics on our blog

What Is the Difference Between Discreet and Discrete?
Learn the correct uses of these two commonly confused homophones.
What Character Was Removed from the Alphabet?
What mistaken pronunciation gave this character its name?
Apostrophes 101
This small mark has two primary uses: to signify possession or omitted letters.
How Do I Get a Word into the Dictionary?
People invent new words all the time, but which ones actually make it?

hydrogen ion

hydrogen ion

Discover our greatest slideshows

Six words that can ruin your...

10 Of The Saddest Words (Or...

The Oldest Words In The English...

10 Words That Will Show Your Age

Browse more topics on our blog

Word of the Day

Nearby words for hydrogen ion

Word Value for hydrogen