Gain access to thousands of additional definitions and advanced search features—ad free! JOIN NOW
: a chemical process of decomposition involving the splitting of a bond and the addition of the hydrogen cation and the hydroxide anion of water
Keep scrolling for more
Recent Examples on the Web
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hydrolysis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
1880, in the meaning defined above
Resources for hydrolysis
Time Traveler for hydrolysis
See more words from the same year
More Definitions for hydrolysis
Other words from hydrolysis
More from Merriam-Webster on hydrolysis
Britannica.com: Encyclopedia article about hydrolysis
Comments on hydrolysis
What made you want to look up hydrolysis? Please tell us where you read or heard it (including the quote, if possible).
occurring twice a year or every two years
Get Word of the Day daily email!
Name that Food Quiz
Can you spell these 10 commonly misspelled words?
Test Your Knowledge - and learn some interesting things along the way.
Red Cross Warns of Shelter Conditions
RIP Burt Reynolds
NYT Publishes Anonymous Piece
Kavanaugh Mentions Word in Hearing
Manafort Guilty on 8 Counts
Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!
Words from the week of 9/14/2018
For frog-tossing, sword dancing, & more
That dessert might kill you
How a folk song became a term of derision.
And is one way more correct than the others?
The story of an imaginary word that managed to sneak past our editors and enter the dictionary.
How to use a word that (literally) drives some people nuts.
The awkward case of 'his or her'
Test your knowledge of food and food words.
A quiz in common time.
SCRABBLE® fans, sharpen your skills!