Definitions

1. noun

the upward flow of a fluid, especially a gas, in a duct or pipe.

“The upflow of gas from the furnace was causing a buildup of pressure in the system.”

2. noun

a system or process that involves the upward flow of fluid, especially a gas, in a duct or pipe.

“The company specializes in designing and manufacturing upflows for industrial applications.”

3. verb

to flow or move upward, especially in a fluid or gas.

“The water will upflow from the underground reservoir through the pipes.”