babbitt metal

noun, sometimes capitalized B
variants: or less commonly babbit metal

Definition of babbitt metal 

: either of two alloys used for lining bearings:

a : a tin-base alloy especially : one containing 2 to 8 percent copper and 5 to 15 percent antimony

b : a lead-base alloy containing 1 to 10 percent tin and 10 to 15 percent antimony with or without some arsenic

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First Known Use of babbitt metal

1850, in the meaning defined above

History and Etymology for babbitt metal

after Isaac Babbitt †1862 American inventor

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The first known use of babbitt metal was in 1850

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