E*lec`tro-neg"a*tive (?), a. (Chem. & Physics) (a) Having the property of being attracted by an electro-positive body, or a tendency to pass to the positive pole in electrolysis, by the law that opposite electricities attract each other. (b) Negative; nonmetallic; acid; -- opposed to positive, metallic, or basic.

E*lec`tro-neg"a*tive, n. (Chem. & Physics) A body which passes to the positive pole in electrolysis.