1. (a.) Of such a nature relatively to some other associated body or bodies, as to tend to the negative pole Of a voltaic battery, in electrolysis, while the associated body tends to the positive pole; -- the converse or correlative Of electro-negative.

2. (a.) Hence: Positive; metallic; basic; -- distinguished from negative, nonmetallic, or acid.

3. (n.) A body which passes to the negative pole in electrolysis.