- A dictionary of medical eponyms

Tyson's glands

Related people

Modified sebaceous glands located around the corona and inner surface of the prepuce of the penis. Their secretion is one of the components of smegma. They were noted by Tyson and in 1694 fully described by William Cowper (1666-1709) who named them after Tyson.


  • W. Cowper:
    Myotomia reformata; or, An anatomical treatise on the muscles of the human body. London, 1694, 1724.

What is an eponym?

An eponym is a word derived from the name of a person, whether real or fictional. A medical eponym is thus any word related to medicine, whose name is derived from a person.

What is Whonamedit?

Whonamedit.com is a biographical dictionary of medical eponyms. It is our ambition to present a complete survey of all medical phenomena named for a person, with a biography of that person.


Whonamedit? does not give medical advice.
This survey of medical eponyms and the persons behind them is meant as a general interest site only. No information found here must under any circumstances be used for medical purposes, diagnostically, therapeutically or otherwise. If you, or anybody close to you, is affected, or believe to be affected, by any condition mentioned here: see a doctor.