attoparsec

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noun

A unit of measure of 10⁻¹⁸ parsecs, or about 3.085 centimetres (1.215 inches).

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Meanings

nounattoparsec (plural attoparsecs)

plural attoparsecs

  1. humoroususuallymetrologyA unit of measure of 10⁻¹⁸ parsecs, or about 3.085 centimetres (1.215 inches).

Origin

From atto- + parsec.

Full word history & related roots →
Cite this entry
APA

attoparsec. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/attoparsec

MLA

“attoparsec.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/attoparsec. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “attoparsec,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/attoparsec.

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