Open Dictionary
mouse here to listen, click to choose/add more
Location: USA
Source: Learn That Word
Profile URL:

Are you a native English speaker? How do you pronounce this word?

Thank you for contributing!
upload mp3 file or record now it's easy, promised!

{%type%} Definitions

WordNet 3.0Copyright Princeton University


Short "hint"

A word sound attached to the beginning of a word to change its meaning.

Usage examples (35)
  • In the word "preview", "pre" is a prefix that means before.
  • The expression prefix defines the type of expression, such as
  • It has built in seo but it's asking my for title prefix and suffix.
  • The stand alone prefix “re” usually means “again”, but that prefix is not in this word. for more
Tutoring comment

Tutoring comment not yet available...

add more
The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google,,, and YouTube,,,,, as well as the generous Creative Commons community.