Silybum marianum

Definition of Silybum marianum

Silybum marianum

(SIH-lih-bum mayr-ee-AY-num)
A plant that has been used in some cultures to treat certain medical problems, including stomach, liver, and gallbladder disorders. The active extract of Silybum marianum seeds is called silymarin. It is being studied in the prevention of liver damage caused by some cancer treatments. Also called milk thistle.

Source: NCI Dictionary of Cancer Terms