WordReference.com |

Online Language Dictionaries

English Dictionary | backflow

Forums

- See Also:
- - backer-up
  - backfall
  - backfield
  - backfill
  - backfire
  - backfist
  - backfit
  - backflap hinge
  - backflash
  - backflip
  - backflow
  - backflow valve
  - backgammon
  - background
  - background music
  - background projection
  - backgrounder
  - backhand
  - backhanded
  - backhander
  - backhaul
- Recent searches:
- View All

backflow

ⓘ One or more forum threads is an exact match of your searched term

in Spanish | in French | in Italian | English synonyms | English Usage | Conjugator | in context | images

WordReference Random House Unabridged Dictionary of American English © 2026

back•flow n.

Hydraulicsa flow of a liquid opposite to the usual or desired direction.

back² + flow 1880–85

'backflow' also found in these entries (note: many are not synonyms or translations):

backflow valve - backwater valve - hiatus hernia

Forum discussions with the word(s) "backflow" in the title:

No titles with the word(s) "backflow".

Visit the English Only Forum.
Help WordReference: Ask in the forums yourself.

Look up "backflow" at Merriam-Webster
Look up "backflow" at dictionary.com

Go to Preferences page and choose from different actions for taps or mouse clicks.

In other languages: Spanish | French | Italian | Portuguese | Romanian | German | Dutch | Swedish | Russian | Polish | Czech | Greek | Turkish | Chinese | Japanese | Korean | Arabic

Links: ⚙️Preferences | Abbreviations | Pron. Symbols | Privacy Policy | Terms of Service | Support WR | Forums | Suggestions

Advertisements

Advertisements

Report an inappropriate ad.
WordReference.com WORD OF THE DAY GET THE DAILY EMAIL!

Become a WordReference Supporter to view the site ad-free.