WordReference Random House Unabridged Dictionary of American English © 2020
Babbitt met′al, [Metall.]
  1. Metallurgyany of various alloys of tin with smaller amounts of antimony and copper, used as an antifriction lining for bearings.
  2. Metallurgyany of various similar alloys.
Also,  babbitt met′al, babbitt. 
  • named after Isaac Babbitt (1799–1862), American inventor 1870–75, American.

Collins Concise English Dictionary © HarperCollins Publishers::
Babbitt metal n
  1. any of a number of alloys originally based on tin, antimony, and copper but now often including lead: used esp in bearings
Etymology: 19th Century: named after Isaac Babbitt (1799–1862), American inventor
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