- capable of functioning either as an acid or as a base.
Origin of amphoteric
Examples from the Web for amphoteric
Historical Examples of amphoteric
In regard to the indications of the amphoteric character of stronger acids, see Chapter XV.
Bodies of this kind are known as "amphoteric electrolytes," since they yield both positive and negative ions, if dissociated.The Chemistry of Plant Life
Roscoe Wilfred Thatcher
- chem able to function as either a base or an acidAlso: amphiprotic
Word Origin for amphoteric
"neither acid nor alkaline," 1832, from Greek amphoteros "each or both of two," variant of amphi-.
- Having the capacity to react as either an acid or a base.
- Capable of reacting chemically as either an acid or a base. Water, ammonia, and the hydroxides of certain metals are amphoteric.