/
ˈrɒzɪn/
n.
resin, especially the solid amber residue obtained after the distillation of crude turpentine oleoresin, used in adhesives, varnishes, and inks and for treating the bows of stringed instruments.
v.
(rosins, rosining, rosined)
rub or treat with rosin.
Etymology
ME: from med. L. rosina, from L. resina (see resin).
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