Meanings
nounsylvanshine (uncountable)
- rareuncountableAn optical phenomenon in which dew-covered waxy-leaved trees retroreflect beams of light, as from a vehicle's headlights.
Origin
From sylvan + shine, coined by in 1994 by Professor Alistair Fraser of Pennsylvania State University.
Full word history & related roots →Cite this entry
APA
sylvanshine. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/sylvanshine
MLA
“sylvanshine.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sylvanshine. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “sylvanshine,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/sylvanshine.
Source: sylvanshine on Wiktionary, CC BY-SA 4.0.