Definitions

1. noun

the backward flow of a fluid, especially from the stomach into the esophagus, causing discomfort and often regurgitation of food.

“She experienced severe heartburn and stomach acid reflux after eating a spicy meal.”

2. verb

to flow or return in a backward direction, especially of a fluid from the stomach into the esophagus.

“The medication helped to reflux stomach acid and alleviate her symptoms.”

3. noun

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

“The engineer had to deal with the reflux of water in the pipe system after the storm.”

4. verb

to send or direct something back, especially in a pipe or duct.

“The pump was used to reflux the gas back into the storage tank.”