effector

[ih-fek-ter]
noun
1.
Also, effecter. a person or thing that effects.
2.
Physiology. an organ or cell that carries out a response to a nerve impulse.
3.
Biochemistry. a substance, as a hormone, that increases or decreases the activity of an enzyme.

Origin:
1595–1605; < Latin, equivalent to effec- variant stem of efficere (see effect) + -tor -tor

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World English Dictionary
effector or effecter (ɪˈfɛktə)
 
n
physiol a nerve ending that terminates in a muscle or gland and provides neural stimulation causing contraction or secretion
 
effecter or effecter
 
n

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

effector ef·fec·tor (ĭ-fěk'tər)
n.

  1. A muscle, a gland, or an organ capable of responding to a stimulus, especially a nerve impulse.

  2. A nerve ending that carries impulses to a muscle, a gland, or an organ and activates muscle contraction or glandular secretion.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
In hyperthermia all the effector processes are stained to the utmost, whereas in fevers they are not.
But to work, these effector proteins need to first make their way inside of a cell.
Consider that an if-then logic statement is nothing but a sensor connected to an effector.
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