noun
communication; connection; joining together
Engineering term for linking or connecting components, systems, or signals. Often used in technical contexts such as piping, wiring, or data communication.
配管の連通部分から水漏れが発生した。
A water leak occurred at the connection point of the piping.
この装置は外部機器との連通が可能だ。
This device can communicate with external equipment.
Compound of 連 (ren, 'link') and 通 (tsū, 'pass through'). The exact historical derivation is uncertain; it is a technical term likely coined in modern engineering contexts.