noun. A researcher with demented assistants, diabolical plans, and feminine wiles.
Real citation: "Still made me giggle thinking you laughing like a mad scientistette. Yes its a real word goddamnit!"
(Manfre, March 30, 2004, http://www.ubersite.com/m/28906)
Made-up citation: "My grandmother was a mad scientistette and my grandfather was an animal-puller. That's why I am part mountain goat."