A prefix is a letter or group of letters added to the beginning of a word to make a new word.
Here we look at five common prefixes.
opposed to or against; opposite of or preventing
The noise of anti-aircraft fire could be heard.
Her anti-violence views are well known.
An anti-corruption investigation is taking place.
Appalling poverty and great wealth coexist in the city.
used to add the meaning ‘opposite’, ‘remove’ or ‘reduce’ to a noun or verb:
the deforestation of the rainforests
the denationalization of the coal industry
Once you’ve written a computer program, you have to debug (= remove the errors from) it.
added to the front of some words to form their opposites: ^
a dishonest person