Newcomen Thomas

New·co·men

N5090250 (no͞o′kə-mən), Thomas 1663-1729. English inventor who developed an early steam engine (c. 1711) that was widely used to pump water in coal mines.

New·co·men

(no͞o′kə-mən), Thomas 1663-1729. English inventor who developed an early steam engine (1711) that was used successfully to pump water.