# jet flow

> English word · Noun

## Definitions
1. A high-momentum stream of fluid (liquid or gas) exiting a nozzle or opening into a surrounding medium; characterized by high velocity, a narrow profile, and the ability to entrain (pull in) surrounding fluid as it travels, creating complex mixing and heat transfer, seen in applications from aircraft engines to HVAC systems.

## Etymology
From jet + flow.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/jet-flow