circuitry

noun

cir·​cuit·​ry ˈsər-kə-trē 

plural circuitries

1

: the detailed plan or arrangement of an electric circuit

2

: the components of an electric circuit

3

: the network of interconnected neurons in the nervous system and especially the brain

also : circuit sense 4d

Examples of circuitry in a Sentence

Recent Examples on the Web

Signals are circuitry, patterns are code, pathways are channels, and heuristics are the rules of interaction. —Scott Hutcheson, Forbes.com, 3 Sep. 2025

These moments help rewire the emotional circuitry away from validation-seeking and back toward genuine connection, what the psyche is truly longing for beneath the performance. —Connie Etemadi, USA Today, 28 Aug. 2025

Second, these expectations, while intangible, are the product of subjective and physiological experiences that are wired into the brain’s pain-processing circuitry and can be modified over time. —Dr. Sanjay Gupta, CNN Money, 26 Aug. 2025

This latest study offers real proof that small genetic tweaks – in this case, a single gene – in circuitry can redesign behavior at a species level. —New Atlas, 15 Aug. 2025

Word History

First Known Use

1946, in the meaning defined at sense 1

Kids Definition

circuitry

noun

cir·​cuit·​ry ˈsər-kə-trē 

plural circuitries

: the plan or the elements of an electric circuit

Medical Definition

circuitry

noun

cir·​cuit·​ry ˈsər-kə-trē 

1

a

: the detailed plan or arrangement of an electric circuit

b

: the components of an electric circuit

2

: the network of interconnected neurons in the nervous system and especially the brain

also : the neuronal pathways of the brain along which electrical and chemical signals travel