ramtil
/ˈramtɪl/noun
The East African plant niger, Guizotia abyssinica (family Asteraceae), as cultivated in South Asia for its edible oil and seeds. Frequently attributive, as ramtil oil, ramtil seed, etc.
Origin
Mid 19th century; earliest use found in John Lindley (1799–1865), botanist and horticulturist. From Hindi rāmtil from Sanskrit rāma (used as a distinguishing epithet) + tila sesame.