Dictionary of Cancer Terms
View in Spanish: Quiste dermoide
Dermoid cyst (DER-moyd sist)
A type of benign (not cancer) germ cell tumor (type of tumor that begins in the cells that give rise to sperm or eggs) that often contains several different types of tissue such as hair, muscle, and bone. Also called mature teratoma.
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.