Antagonist is a term in Neuroscience which is a chemical substance that decreases or blocks the effects of a neurotransmitter.
Other /More definition:
Antagonist is a term in Neuroscience that refers to a chemical substance that decreases or blocks the effects of a neurotransmitter.
Other /More definition:
Antagonist refers to a muscle or muscle group that counteracts or opposes the contraction of another muscle or muscle group.

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