noun
downcomer
Downcomer (noun) means a pipe to conduct something downwards.
noun
1
A pipe to conduct something downwards.
2
A large external pipe in a water-tube boiler, carrying unheated water from the steam drum down to the water drum as part of the circulation path.
3
A pipe for leading the hot gases from the top of a blast furnace downward to the regenerators, boilers, etc.
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Etymology
From down + comer.
Rhymes for downcomer
See all rhymes for downcomer →Frequently asked questions
What is the meaning of downcomer?
"downcomer" (noun) means a pipe to conduct something downwards.
What are the different meanings of downcomer?
"downcomer" has 3 main meanings: 1. A pipe to conduct something downwards; 2. A large external pipe in a water-tube boiler, carrying unheated water from the steam drum down to the water drum as part of the circulation path; 3. A pipe for leading the hot gases from the top of a blast furnace downward to the regenerators, boilers, etc.