Definition: any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water
Usage: bases include oxides and hydroxides of metals and ammonia
Similar words: compound, chemical compound
Definition: (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
Synonyms: alkali
Definition: a mixture of soluble salts found in arid soils and some bodies of water; detrimental to agriculture
Similar words: salt
Definition: a compound formed by replacing hydrogen in an acid by a metal (or a radical that acts like a metal)