WordReference is an online translation dictionary for, among others, the language pairs English–French, English–Italian, English–Spanish, French–Spanish, Spanish–Portuguese and English–Portuguese.

WordReference formerly had Oxford Unabridged and Concise dictionaries available for a subscription.

[1] As of June 2008,[update] more language pairs had been created: English–German, English–Russian, English–Polish, English–Romanian, English–Czech, English–Greek, English–Turkish, English–Chinese, English–Japanese, English–Korean, English–Arabic.

The website features publicly accessible forums allowing registered users to ask questions about vocabulary and grammar.

It also has monolingual dictionaries with definitions in English, Spanish, Italian and German.