WordNet (r) 3.0 (2006):
Byrd n 1: English organist and composer of church music; master of 16th century polyphony; was granted a monopoly in music printing with Thomas Tallis (1543-1623) [syn: Byrd, William Byrd] 2: explorer and United States naval officer; led expeditions to explore Antarctica (1888-1957) [syn: Byrd, Richard E. Byrd, Richard Evelyn Byrd, Admiral Byrd]