I. noun 1. [ mass noun] — an oily substance extracted from the rind of a dwarf variety of Seville orange, used in cosmetics and as flavouring in Earl Grey tea. 2. (also bergamot orange) — the tree which bears a variety of Seville orange from which bergamot is extracted.● Citrus aurantium subsp. bergamia, family Rutaceae. 3. an aromatic North American herb of the mint family.●Genus Monarda, family Labiatae: several species, in particular sweet bergamot ( M. didyma) (also called bee balm, oswego tea), grown for its bright flowers.
– origin late 17th cent. (in sense 2): named after the city and province of Bergamo in northern Italy.