Florey Flo·rey (flôr'ē), Howard Walter. 1898-1968.
Australian-born British pathologist. He shared a 1945 Nobel Prize for isolating and purifying penicillin.
Australian-born British pathologist who developed and purified penicillin with Ernst Chain in 1939. For this work, Florey and Chain shared a 1945 Nobel Prize with Alexander Fleming, who first discovered the antibiotic in 1928. Florey also supervised the clinical testing and mass production of the drug in the United States.