Phrase 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
A quark having a fractional electric charge of -1/3 and a mass of about 4 to 8 MeV.
Definition source: English Wiktionary via Wiktextract
Usage: particle
Topics: natural-sciences, physical-sciences, physics
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
A quark having a fractional electric charge of -1/3 and a mass of about 4 to 8 MeV. Symbol: d
Symbol: d
Definition source: English Wiktionary via Wiktextract
Usage: particle
Topics: natural-sciences, physical-sciences, physics
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
noun
a stable quark with an electric charge of -1/3 and a mass 607 times that of an electron
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
Broader terms: quark
History
No etymology was provided for this word.
Across languages
19 source translations are retained for this English entry.
