amphoteric
adjective/ˌæmfəˈterɪk/
/ˌæmfəˈterɪk/
(chemistry)- (of a chemical compound) able to act as an acid or a baseTopics Physics and chemistryc2Word Originmid 19th cent.: from Greek -amphoteros, comparative of amphō ‘both’ + -ic.
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amphoteric