English Reference
noun

waterway

n.
US /ˈwɔtɝˌweɪ/ UK /wˈɔːtəwˌeɪ/ wa·ter·way UK spelling waterway's, waterway's

  1. 01 B2 Upper Intermediate

    a river, canal, or channel that is deep and wide enough for boats to travel through.

    a body of water, such as a river, channel, or canal, that is navigable by vessels.

    Simple

    The city built a new waterway to help large ships reach the port.

    In context

    The government invested heavily in dredging the inland waterway to ensure that cargo barges could operate even during the dry season.

    watercoursechannelcanal
  2. 02 C2 Proficiency Technical Technical

    a pipe or channel used to carry water away, especially on a ship's deck.

    a conduit or watercourse designed to drain water, particularly one located along the edge of a ship's deck.

    Simple

    The crew cleared the waterway on the deck to prevent rain from pooling.

    In context

    Corrosion in the ship's peripheral waterway led to significant pooling on the main deck during the storm.

    conduitdrainscupper

Many villages are located near waterways, while poor roads and a lack of bridges can make travel by land difficult.

BBC News· 20 Aug 2026

In many states, sewage water is treated – though not always in ways that remove or kill the oocysts – and then released into waterways and can be used to irrigate crops .

The Conversation· 10 Aug 2026

From Middle English waterwey, from Old English wæterweġ (“waterway”), from Proto-West Germanic *watarweg, equivalent to water + way. Compare Saterland Frisian Woaterwai (“waterway”), West Frisian wetterwei (“waterway”), Dutch waterweg (“waterway”), German Wasserweg (“waterway”), Danish vandvej (“waterway”), Swedish vattenväg (“waterway”).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin gmw-pro *watarweg
Level B2 · Upper Intermediate
Frequency Occasional
Updated