attohertz

A1T1T1O1H4E1R1T1Z10

noun

An SI unit of frequency equal to 10⁻¹⁸ hertz.

Similar
aHz
Scrabble 21
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Meanings

nounattohertz (plural attohertz)
  1. metrologyAn SI unit of frequency equal to 10⁻¹⁸ hertz.

    Synonyms: aHz

Synonyms & antonyms

nounAn SI unit of frequency equal to 10⁻¹⁸ hertz.

Similar
aHz

Origin

From atto- + hertz.

Full word history & related roots →
Cite this entry
APA

attohertz. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/attohertz

MLA

“attohertz.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/attohertz. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “attohertz,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/attohertz.

Source: attohertz on Wiktionary, CC BY-SA 4.0.