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Meaning of top quark | Babel Free

Noun CEFR B2

Definitions

A quark having a fractional electric charge of +2/3 and a mass of about 178,000 MeV.
particle
A quark having a fractional electric charge of +2/3 and a mass of about 178,000 MeV. Symbol: t
particle
Symbol: t
particle

CEFR level

B2

Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.

See also

top rake top round top scar top scorer top secret top seed