Definition of Alkali in English :

Define Alkali in English

Alkali meaning in English

Meaning of Alkali in English

Pronunciation of Alkali in English

Alkali pronunciation in English

Pronounce Alkali in English


see synonyms of alkali


1. alkali, base

any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water

Example Sentences:
'bases include oxides and hydroxides of metals and ammonia'

2. alkali

a mixture of soluble salts found in arid soils and some bodies of water; detrimental to agriculture

WordNet Lexical Database for English. Princeton University. 2010.


see synonyms of alkali
noun plural -lis or -lies
1. chemistry
a soluble base or a solution of a base
a soluble mineral salt that occurs in arid soils and some natural waters

Collins English Dictionary. Copyright © HarperCollins Publishers


see synonyms of alkali
nounWord forms: plural ˈalkaˌlies or ˈalkaˌlis
any base or hydroxide, as soda, potash, etc. that is soluble in water and gives a high concentration of hydroxyl ions in solution; specif., any of the hydroxides and carbonates of the alkali metals
any soluble substance, as a mineral salt or mixture of salts, that can neutralize acids, has a pH greater than 7.0, and turns litmus blue: strong alkalies are caustic

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.


see synonyms of alkali
n. pl. al·ka·lis or al·ka·lies
1. A carbonate or hydroxide of an alkali metal, the aqueous solution of which is bitter, slippery, caustic, and characteristically basic in reactions.
2. Any of various soluble mineral salts found in natural water and arid soils.
3. Alkali metal.
4. A substance having highly basic properties; a strong base.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.