downcomer

[ doun-kuhm-er ]

noun

1. a pipe, tube, or passage for conducting fluid materials downward.

downcomer

/ ˈdaʊnˌkʌmə /

noun

1. a pipe that connects a cistern to a WC, wash basin, etc Also calleddowncome

Word History and Origins

Origin of downcomer¹

First recorded in 1865–70; down ¹ + comer

Example Sentences

The gases produced by the combustion of the fuel and the reduction of the ore, together with the nitrogen of the air forced in through the tuyers, escape through pipes D, called downcomer pipes, which leave the furnace near the top.

From Project Gutenberg

But I dreaded to be found eating, alone in that vast room, by the first downcomer.

From Project Gutenberg