Tale of the ancient bed-keepers
http://www.merinews.com/catFull.jsp?articleID=131542
4/4/2008
"The term 'eunuch' derives from Greek word for 'bed' indicative of the
most ancient role of bed-keepers that eunuchs played. The practice
continued till the end of the Ming Dynasty in China. Much has changed
since then: Exclusive Report."