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Lewis base

noun

, Chemistry.
  1. any substance capable of forming a covalent bond with an acid by transferring a pair of electrons to it.


Lewis base

noun

  1. a substance capable of donating a pair of electrons to an acid to form a covalent bond Compare Lewis acid


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Word History and Origins

Origin of Lewis base1

First recorded in 1960–65; named after G. N. Lewis
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Word History and Origins

Origin of Lewis base1

C20: named after G. N. Lewis (1875–1946), US chemist

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