diacid

adjective
di·​ac·​id | \ (ˌ)dī-ˈa-səd How to pronounce diacid (audio) \
variants: or diacidic \ ˌdī-​ə-​ˈsi-​dik How to pronounce diacidic (audio) \

Definition of diacid

 (Entry 1 of 2)

: able to react with two molecules of a monobasic acid or one of a dibasic acid to form a salt or ester used especially of bases

diacid

noun

Definition of diacid (Entry 2 of 2)

: an acid with two acid hydrogen atoms

First Known Use of diacid

Adjective

1866, in the meaning defined above

Noun

circa 1929, in the meaning defined above

History and Etymology for diacid

Noun

International Scientific Vocabulary

Keep scrolling for more

Learn More about diacid

Time Traveler for diacid

Time Traveler

The first known use of diacid was in 1866

See more words from the same year

Statistics for diacid

Cite this Entry

“Diacid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diacid. Accessed 4 Dec. 2020.

Keep scrolling for more

More Definitions for diacid

diacid

adjective
di·​ac·​id | \ (ˈ)dī-ˈas-əd How to pronounce diacid (audio) \
variants: or diacidic \ ˌdī-​ə-​ˈsid-​ik How to pronounce diacidic (audio) \

Medical Definition of diacid

 (Entry 1 of 2)

1 : able to react with two molecules of a monobasic acid or one of a dibasic acid to form a salt or ester used especially of bases
2 : containing two replaceable hydrogen atoms used especially of acid salts

diacid

noun

Medical Definition of diacid (Entry 2 of 2)

: an acid with two acid hydrogen atoms

Comments on diacid

What made you want to look up diacid? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Syn City

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!