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Meaning of bottom quark | Babel Free

Noun CEFR B2

Definitions

A quark having a fractional electric charge of -1/3 and a mass of about 4,100 to 4,400 MeV.
particle
A quark having a fractional electric charge of -1/3 and a mass of about 4,100 to 4,400 MeV. Symbol: b
particle
Symbol: b
particle

CEFR level

B2

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

See also

bottom sheet bottom surgeon bottom surgery bottom the house bottom time bottom type