noun. a drug that augments the activity of another drug.
- generic drug
Example sentences of the word synergist
1. Noun, singular or mass
If you sweep your hand from your chest below your collarbone, to your shoulder and then to the inner crook of your elbow, you have just touched the synergist muscles in the butterfly.
Your brachialis and brachioradialis muscles along the front of your arm act as synergist muscles, working with your biceps to lift the weight.