Definition of Amphoteric

1. Adjective. Having characteristics of both an acid and a base and capable of reacting as either.

Exact synonyms: Amphiprotic
Category relationships: Chemical Science, Chemistry
Antonyms: Acidic, Alkaline

Definition of Amphoteric

1. a. Partly one and partly the other; neither acid nor alkaline; neutral.

Definition of Amphoteric

1. Adjective. (chemistry) Having the characteristics of both an acid and a base, and capable of reacting as either; amphiprotic. ¹

¹ Source: wiktionary.com

Definition of Amphoteric

1. [adj]

Medical Definition of Amphoteric

1. Having both acidic and basic characteristics. This is true of proteins since they have both acidic and basic side groups (the charges of which balance at the isoelectric point). (05 Feb 1998)

Lexicographical Neighbors of Amphoteric

amphophilic
amphophilous
amphora
amphorae
amphoral
amphoralike
amphoras
amphoric
amphoric rale
amphoric resonance
amphoric respiration
amphoric voice
amphoriloquy
amphorophony
amphostat B
amphoteric (current term)
amphoteric electrolyte
amphoteric element
amphoteric reaction
amphotericin
amphotericin B
amphotericins
amphoterism
amphotonia
amphotropic
amphotropic packaging cell lines
amphotropic virus
amphtrack
amphtracks
ampicillin

Literary usage of Amphoteric

Below you will find example usage of this term as found in modern and/or classical literature:

1. Proceedings of the Royal Society of London by Royal Society (Great Britain) (1907)
"The investigation by Winkelblech* of various amphoteric electrolytes, and the subsequent application to his experimental figures of the theory of ..."

2. The Elements of Qualitative Chemical Analysis: With Special Consideration of by Julius Stieglitz (1911)
"Aluminium Hydroxide an amphoteric Hydroxide. — Whereas the hydroxides of the ... it is an amphoteric hydroxide, the term " amphoteric " indicating the ..."

3. The Elements of Qualitative Chemical Analysis: With Special Consideration of by Julius Stieglitz (1911)
"Aluminium Hydroxide an amphoteric Hydroxide. — Whereas the hydroxides of the alkali and alkaline earth metals are bases, pure and simple, ..."

4. The Journal of General Physiology by Society of General Physiologists, Rockefeller Institute, Rockefeller Institute for Medical Research (1921)
"Thus, the progressive neutralization of polybasic acids and of polyacid bases has been studied in this way.1 amphoteric electrolytes lend themselves readily ..."

5. Electro-chemistry by Robert Alfred Lehfeldt, T. S. Moore (1904)
"Such are known as amphoteric electrolytes. ... The amido acids have been more fully investigated than other amphoteric electrolytes.2 The mode of ionisation ..."

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