sesquiterpene lactone

Definition of sesquiterpene lactone

sesquiterpene lactone

(SES-kwih-TER-peen LAK-tone)
A substance found in some plants. Sesquiterpene lactones may have anti-inflammatory and anticancer effects. Plants containing sesquiterpene lactones have been used in some cultures to treat certain medical problems.

Source: NCI Dictionary of Cancer Terms