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Used other than figuratively or idiomatically: see hydrogen, ion.: H− or H+
Definition source: English Wiktionary via Wiktextract
Topics: chemistry, natural-sciences, physical-sciences
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Meaning relationships
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a proton combined with one or more water molecules; usually written H3O+ and called the hydronium ion though is best considered as H9O4+ but is often written H+_((aq)) for simplicity
Definition source: English Wiktionary via Wiktextract
Topics: chemistry, natural-sciences, physical-sciences
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Meaning relationships
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Antonyms: none provided
a bare hydrogen nucleus; a proton, deuteron or triton
Definition source: English Wiktionary via Wiktextract
Topics: chemistry, natural-sciences, physical-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
a positively charged atom of hydrogen; that is to say, a normal hydrogen atomic nucleus
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
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Antonyms: none provided
Broader terms: cation, proton
No etymology was provided for this word.