回路(かいろ)

かいろ
noun
circuit
1. circuit, circuitry
A closed path through which electric current flows, or more broadly, any loop-like pathway. Used in electronics, computing, and figuratively for neural pathways.
電気(でんき)回路(かいろ)を組(く)み立(た)てる。
To assemble an electrical circuit.
回路(かいろ)がショートして煙(けむり)が出(で)た。
The circuit short-circuited and smoke came out.
集積(しゅうせき)回路(かいろ)の小型化(こがたか)によって、コンピューターの性能(せいのう)は飛躍的(ひやくてき)に向上(こうじょう)した。
The miniaturization of integrated circuits has dramatically improved computer performance.

USAGE:
Primarily a technical term but widely known. Also used figuratively for neural pathways: 脳(のう)の回路(かいろ) (brain circuits/neural pathways).

COMMON COLLOCATIONS:

  • 電気(でんき)回路(かいろ): electrical circuit
  • 集積(しゅうせき)回路(かいろ): integrated circuit (IC)
  • 回路(かいろ)図(ず): circuit diagram
  • 回路(かいろ)基板(きばん): circuit board
  • 脳(のう)の回路(かいろ): neural circuit/pathway
general
Added 2026.2.19 22:34
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