Definition Definition

alkali - Meaning and Examples

Meaning of 'alkali' (Webster Dictionary)

1 . Alkali [ n.]
- Soda ash; caustic soda, caustic potash, etc.
- One of a class of caustic bases, such as soda, potash, ammonia, and lithia, whose distinguishing peculiarities are solubility in alcohol and water, uniting with oils and fats to form soap, neutralizing and forming salts with acids, turning to brown several vegetable yellows, and changing reddened litmus to blue.

Meaning of 'alkali' (Princeton's WordNet)

1 . alkali [ n]
Meaning (1):
- any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water
Example in sentence:
  • bases include oxides and hydroxides of metals and ammonia