1. German chemist noted for his synthesis of hemin (1881-1945) • Syn: Hans Fischer • Instance Hypernyms: chemist 2. German chemist noted for work on synthetic sugars and the purines (1852-1919) • Syn: Emil Hermann Fischer • Instance Hypernyms: chemist 3. United States chess master; world champion from 1972 to 1975 (born in 1943) • Syn: Bobby Fischer, Robert James Fischer • Instance Hypernyms: chess master