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Meaning of petahertz | Babel Free

Noun CEFR B2

Definitions

An SI unit of frequency equal to 10¹⁵ hertz.

CEFR level

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

See also

petai Pétainism Pétainist petajoule petakelvin petal

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