mean free path

noun

The average distance travelled between two similar events; especially by molecules in a gas or liquid, electrons or phonons in a crystal or neutrons in a moderator.

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Meanings

nounmean free path (plural mean free paths)

plural mean free paths

  1. natural sciencesThe average distance travelled between two similar events; especially by molecules in a gas or liquid, electrons or phonons in a crystal or neutrons in a moderator.

Translations

Finnish keskimääräinen vapaa matka
  • keskimääräinen vapaa matkaaverage distance travelled by molecules in a gas or liquid
Portuguese livre percurso médio
  • livre percurso médioaverage distance travelled by molecules in a gas or liquid
Romanian drum liber mijlociu
  • drum liber mijlociuaverage distance travelled by molecules in a gas or liquid
Spanish camino libre medio
  • camino libre medioaverage distance travelled by molecules in a gas or liquid
Cite this entry
APA

mean free path. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/mean%20free%20path

MLA

“mean free path.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/mean%20free%20path. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “mean free path,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/mean%20free%20path.

Source: mean free path on Wiktionary, CC BY-SA 4.0.