diacid

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

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

Dictionary Entries near diacid

diachronic

diachrony

diachylon

diacid

diaclase

diacle

diaclinal

Statistics for diacid

Look-up Popularity

Time Traveler for diacid

The first known use of diacid was in 1866

See more words from the same year

Keep scrolling for more

More Definitions for diacid

diacid

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

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

More from Merriam-Webster on diacid

See words that rhyme with diacid

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

a trusted follower

Get Word of the Day daily email!

Test Your Vocabulary

Difficult Vocab Quiz

  • the-education-of-achilles-eugne-delacroix
  • Which is a synonym of discomfit?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

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!