Definition, Meaning & Synonyms

downcomer

Noun

ˈdaʊnˌkoʊmər

Definition

A downcomer is a pipe or channel through which a liquid or gas flows downward in a system.

Examples

The building’s design included a downcomer to efficiently remove rainwater from the roof.
In the cooling tower, the downcomer allows water to flow back to the basin.

Meaning

In engineering and plumbing, a downcomer refers to the vertical section that directs fluids downwards, typically from a higher level to a lower one, ensuring effective drainage or flow.