rosin

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

noun any of a class of solid or semisolid viscous substances obtained either as exudations from certain plants or prepared by polymerization of simple molecules
verb rub rosin onto

From Old French raisine, rousine, variants of résine. Doublet of resin.

Powdered rosin is also used. — Practical Mechanics for Boys, James Slough Zerbe
On the sombre facade were sealed those bronze rings which formerly, on festival nights, held rosin torches. — The Red Lily — Complete, Anatole France
This sight suddenly changed the course of his ideas, and congealed his enthusiasm as a breath of air congeals melted rosin. — Notre-Dame de Paris, Victor Hugo

resin

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