- any of a genus of New World plants of the sunflower family, esp., an herb (Stevia rebaudiana) with sweet leaves
- a sugar substitute made from these leaves
Origin of steviaModL, after P. J. Esteve, 16th-c. Spanish botanist
- Any of various American plants of the genus Stevia of the composite family, especially the perennial S. rebaudiana, native to Paraguay, whose leaves contain sweet-tasting glycosides.
- Any of various extracts derived from the leaves of S. rebaudiana, used as noncaloric sweeteners and flavoring agents.
Origin of steviaNew Latin Stevia, genus name, after Petrus Jacobus Stevus, originally Pedro Jaime Esteve (c. 1500–1556), Spanish botanist and the first European to investigate the plants.