WordNet sense 1 (English scientist and Franciscan monk who stressed the importance of experimentation; first showed that air is required for combustion and first used lenses to correct vision (1220-1292)):

Roger Bacon

WordNet sense 2 (English statesman and philosopher; precursor of British empiricism; advocated inductive reasoning (1561-1626)):

1st Baron Verulam, Baron Verulam, Francis Bacon, Sir Francis Bacon, Viscount St. Albans