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

An inspector general report after the test also noted problems with hardware, software, imagery, circuitry, batteries, launch debris and more. —Editorial, Boston Herald, 21 Jan. 2026

Beneath its quirky two-tone exterior is some clever new circuitry and professional-grade technologies that provide DSD Remastering up to DSD2048 and K2HD Technology, which was once the preserve of elite mastering studios. —Mark Sparrow, Forbes.com, 20 Jan. 2026

If TNF‑α loosens the blood-brain barrier, inflammatory molecules from the blood – as well as disease-causing pathogens – may have increased access to the reward circuitry of the brain, potentially worsening neuronal damage and dysfunction over time. —Habibeh Khoshbouei, The Conversation, 9 Jan. 2026

Beijing has in recent years aggressively pushed domestic firms to develop technology to replace American software and circuitry, including in artificial intelligence. —Bloomberg, Mercury News, 8 Jan. 2026

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