anionic

anionic

adj.
  1. having the character of an anion; negatively charged; containing anions; -- of atoms, molecules, and groups of atoms. Contrasted with cationic.
  2. of or pertaining to anions. Contrasted with cationic

anionic

n.
  1. a class of synthetic detergents in which the molecules do not ionize in aqueous solutions.