Meanings
Synonyms & antonyms
nounA thin layer of vapor near a liquid or solid, where the gas's behavior is dominated by interactions with the liquid or solid.
Origin
Named after Danish physicist Martin Knudsen.
Full word history & related roots →Cite this entry
Knudsen layer. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Knudsen%20layer
“Knudsen layer.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Knudsen%20layer. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “Knudsen layer,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Knudsen%20layer.
Source: Knudsen layer on Wiktionary, CC BY-SA 4.0.