下水道(げすいどう)

げすいどう
noun
sewer; sewerage system
building
1. sewer; sewerage system; drainage system
The underground system of pipes and facilities that collects and transports wastewater and rainwater away from buildings and streets.
この地域(ちいき)は下水道(げすいどう)が整備(せいび)されている。
This area has a well-developed sewerage system.
下水道(げすいどう)の工事(こうじ)で道路(どうろ)が通(とお)れない。
The road is blocked due to sewer construction.
大雨(おおあめ)で下水道(げすいどう)があふれた。
The sewer overflowed due to heavy rain.

Etymology

下水(げすい) (sewage, drainage) + 道(どう) (way, channel).

Common collocations

Similar words

Usage

下水道(げすいどう)普及率(ふきゅうりつ) (sewerage coverage rate) varies significantly between urban and rural areas in Japan.

Related Words

Antonym: 上水道(じょうすいどう) (water supply system)
Related: 下水(げすい) (sewage)
Related: 汚水(おすい) (dirty water)
Related: 上水(じょうすい) (water supply)
Compare: 浄化槽(じょうかそう) (septic tank, sewage treatment tank)
general
Added 2026.2.3 11:58 · Revised 2026.10.4 4:44
09500/09632_gesuidou