Lewis acid
noun
,
Chemistry
1.
any substance capable of forming a covalent bond with a base by accepting a pair of electrons from it.
Origin
1940-45;
named after G. N.
Lewis
British Dictionary definitions for
Lewis acid
Lewis acid
noun
1.
a substance capable of accepting a pair of electrons from a base to form a covalent bond
Compare
Lewis base
Word Origin
C20: named after G. N.
Lewis
(1875–1946), US chemist