Definition of jaggery:

part of speech: noun

The Indian name for a kind of coarse dark sugar, obtained from the juice of palms and the sugar- cane- often used to mix with lime to form a cement.

Usage examples:

• He had never forgiven Mrs. Agar the insults she heaped upon his head in the drawing- room of Jaggery House. Henry Seton Merriman in "From One Generation to Another".

• The species of palm familiarly known as the jaggery palm is largely cultivated in the central province of the island. Maturin M. Ballou in "The Pearl of India".