splitter
n.— «Schaffler estimates that Armstrong has helped as many as 600 patients. Armstrong is what’s known as a splitter, meaning each time he donates his platelets can serve up to three people.» —“Platelet donor gives gift of life” by Suzanne Labarre Newsday June 26, 2007. (source: Double-Tongued Dictionary)
Further reading
The word filibuster has a long and colorful history, going back to the days when pirates roamed the high seas. Today it refers to hijacking a piece of legislation. Plus, the language of yoga teachers: When doing a guided meditation, you may hear...
An anadrome is a word that forms a whole new word when you spell it backwards. For example, the word “stressed” spelled backwards is “desserts.” Some people’s first names are anadromes. There’s the girl named Noel...