Klein

Noun	1.	Klein - German mathematician who created the Klein bottle (1849-1925) Synonyms: Felix Klein
	2.	Klein - United States psychoanalyst (born in Austria) who was the first to specialize in the psychoanalysis of small children (1882-1960) Synonyms: Melanie Klein
	3.	Klein - United States fashion designer noted for understated fashions (born in 1942) Synonyms: Calvin Klein, Calvin Richard Klein