diacid

1 of 2

adjective

di·​ac·​id (ˌ)dī-ˈa-səd 

variants or diacidic

ˌdī-ə-ˈsi-dik 

: 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

2 of 2

noun

: an acid with two acid hydrogen atoms

Word History

Etymology

Noun

International Scientific Vocabulary

First Known Use

Adjective

1866, in the meaning defined above

Noun

circa 1929, in the meaning defined above

Rhymes for diacid

• antacid
• acid
• placid

Medical Definition

diacid

1 of 2 adjective

di·​ac·​id (ˈ)dī-ˈas-əd 

variants or diacidic

ˌdī-ə-ˈsid-ik 

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

2 of 2 noun

: an acid with two acid hydrogen atoms