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subatomic particle

Noun CEFR B2

Definitions

Any of many units of matter smaller than an atom.

particle

Equivalents

9 more languages

Examples

“We humans are so stuck in the middle of the cosmic scales — in average height, one-hundredth of one-septillionth (10^-24) the size of the observable universe, and with typical life spans of a couple octillion attoseconds. And an attosecond is an eternity compared with the lifetime of the elusive Higgs boson, a subatomic particle that exists for one-thousandth of an attosecond before decaying.”

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

subatomics subatrium subattack subattorney subattribute Subaudio

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