- a muscle, gland, cell, etc. capable of responding to a stimulus, esp. to a nerve impulse
- that part of a nerve which transmits an impulse to an organ of response
Origin of effectorL, a producer ; from effectus: see effect
- A muscle, gland, or organ capable of responding to a stimulus, especially a nerve impulse.
- A nerve ending that carries impulses to a muscle, gland, or organ and activates muscle contraction or glandular secretion.
- Biochemistry A small molecule or protein that alters biochemical processes in a cell, as by decreasing or increasing the activity of an enzyme.
- Computers A device used to produce a desired change in an object in response to input.