Standard Lemma guide
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
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noun
the nucleus of deuterium, consisting of a proton and a neutron
Definition source: English Wiktionary via Wiktextract
Topics: natural-sciences, physical-sciences, physics
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
the nucleus of deuterium; consists of one proton and one neutron; used as a bombarding particle in accelerators
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
Broader terms: particle, subatomic particle
History
From deutero- + -on. From deuterium, from Ancient Greek δεύτερος (deúteros, “second”).
Across languages
18 source translations are retained for this English entry.
