synergist

A synergistic organ, drug, or agent.

An adherent of synergism.

One who or that which cooperates with another in the production of a certain effect.

In theology, one who holds to the doctrine of synergism: specifically used to designate one of a party in the Lutheran Church, in the sixteenth century, which held this doctrine.

Synergistic.

One who holds the doctrine of synergism.

A remedy which has an action similar to that of another remedy, and hence increases the efficiency of that remedy when combined with it.

Any synergistic agent

a drug that augments the activity of another drug