Translucent brittle substance produced from pine oleoresin

• Used especially in varnishes and inks and on the bows of stringed instruments

Wiktionary Word definitions in Wiktionary
n. rosin; the residue left after the distillation of oil of turpentine from liquid resin. Used in pharmaceutical preparations, soldering fluxes, and by violinists.

WordNet Word definitions in WordNet
n. translucent brittle substance produced from pine oleoresin; used especially in varnishes and inks and on the bows of stringed instruments

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Colophony \Col"o*pho`ny\ (k[o^]l"[-o]*f[=o]*n[y^] or k[-o]*l[o^]f"[-o]*n[y^]; 277), n. [Gr. 'h kolofwni`a (sc. "rhti`nh resin, gum) resin, fr. Kolofw`nios of or from Colophon in Ionia.] Rosin.