hydrogen ion

noun

Definition of hydrogen ion

1 : the cation H+ of acids consisting of a hydrogen atom whose electron has been transferred to the anion of the acid
2 : hydronium

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First Known Use of hydrogen ion

1896

in the meaning defined at sense 1

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Medical Dictionary

hydrogen ion

noun

medical Definition of hydrogen ion

1 : the cation H+ of acids consisting of a hydrogen atom whose electron has been transferred to the anion of the acid
2 : hydronium

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