Any of various substances exuded by certain trees and shrubs, especially an aromatic resin or gum exuded in small drops; material of this kind. In later use: specifically the exuded sap of a vine (Vitis species), used medicinally.
Early 17th century. From (i) Middle French, French †lachryma exudation of juice or gum from plants (1596 in the passage translated in quot. 1601, or earlier; with the sense ‘tear’, compare Old French, Middle French (rare) lacrime).