riser main

1. 1.

   a vertical pipe in a building

   Synonymsriserriser piperiser pipeline

   Broaderpipe

Questions about riser main

What does riser main mean?

riser main means "a vertical pipe in a building".

What is another word for riser main?

Close synonyms include riser, riser pipe, riser pipeline. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.