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

Etching—the process that reveals chip circuitry—is dominated by America and Japan. —Jared Cohen, Time, 18 Feb. 2026

While researchers must still determine how much overlap or interaction there is between the cells involved in hesitation and those affected in psychiatric disorders, their overlap in circuitry points to possible targets for treatment. —Eric Yttri, The Conversation, 12 Feb. 2026

Somewhere deep in the limbic system, a synapse fires like a flare, tracing the old circuitry of migration and memory — that annual pull toward the wide-open deserts of the American Southwest. —Josh Jackson, Los Angeles Times, 5 Feb. 2026

According to Micross, delays caused by external circuitry can double response times in older systems. —Aamir Khollam, Interesting Engineering, 4 Feb. 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