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Meaning of Planck speed | Babel Free

Noun CEFR B2

Definitions

The velocity equal to one Planck length per Planck time; equal to the speed of light. Symbol is v_P or c.

uncountable

CEFR level

B2

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

See also

Planck star Planck temperature Planck time Planck unit Planck velocity Planck voltage