efferent

American  

[ef-er-uhnt] / ˈɛf ər ənt /

adjective

1. conveying or conducting away from an organ or part (opposed to afferent).

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noun

1. an efferent part, as a nerve or blood vessel.

efferent British  

/ ˈɛfərənt /

adjective

1. carrying or conducting outwards from a part or an organ of the body, esp from the brain or spinal cord Compare afferent

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efferent Scientific  

/ ĕf′ər-ənt /

1. Carrying motor impulses away from a central organ or part, as a nerve that conducts impulses from the central nervous system to the periphery of the body.

2. Compare afferent

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Other Word Forms

• efference noun
• efferently adverb

Etymology

Origin of efferent

1830–40; < Latin efferent- (stem of efferēns carrying off, present participle of efferre ), equivalent to ef- ef- + ferent- carrying ( fer- carry + -ent- -ent )

Compare meaning

How does efferent compare to similar and commonly confused words? Explore the most common comparisons:

• afferent vs. efferent

Example Sentences

The branch that exits the glomerulus is called the efferent arteriole.

From Textbooks • Jun. 9, 2022

It constricts the efferent arterioles, causing the flow of blood into the nephrons to stop.

From Textbooks • Jun. 9, 2022

It acts systemically to cause vasoconstriction as well as constriction of both the afferent and efferent arterioles of the glomerulus.

From Textbooks • Jun. 19, 2013

Because the efferent branch of a visceral reflex involves two neurons—the central neuron and the ganglionic neuron—a “short circuit” can be possible.

From Textbooks • Jun. 19, 2013

A vast amount of our activities are reflex, and in such action an efferent stimulus follows an afferent promptly and quite mechanically.

From Text Book of Biology, Part 1: Vertebrata by Wells, H. G. (Herbert George)