[医] 阴离子的

anionic \anionic\ adj.
1. having the character of an anion; negatively charged;
containing anions; -- of atoms, molecules, and groups of
atoms. Contrasted with {cationic}.
[PJC]

2. of or pertaining to anions. Contrasted with {cationic}
[WordNet 1.5]


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

Syn: anionic detergent, non-ionic detergent
[WordNet 1.5]