'Counteractive' definitions:

Definition of 'counteractive'

From: WordNet
adjective
Opposing or neutralizing or mitigating an effect by contrary action

Definition of 'Counteractive'

From: GCIDE
  • Counteractive \Coun`ter*act"ive\ (-?kt"?v), a. Tending to counteract. [1913 Webster]

Definition of 'Counteractive'

From: GCIDE
  • Counteractive \Coun`ter*act"ive\, n. One who, or that which, counteracts. [1913 Webster]