The most complete and up-to-date dictionary

  • 300,000 words and meanings with a complete verb conjugator
  • 150,000 synonyms and antonyms
  • 40,000 proper nouns, 75,000 etymologies
  • A timeline, an interactive atlas, 2,000 illustrations
  • Updated content on topical issues

An incomparable double resource

It clearly describes the French language and identifies key encyclopedic information on knowledge and culture.

A literary dictionary

A collection of 35,000 quotes from 1,250 authors, including explanatory notes on the origin of languages.

Increase your overall knowledge

An essential tool to enhance knowledge, from prehistory to the present: history, politics, science, art and more.


Powerful tools and intuitive navigation

  • From the French language to proper nouns in one click
  • A cutting-edge, multi-criteria search engine

My dictionary always accessible on the Internet

Unlimited access during subscription period, the latest edition available, no updates to install, searchable online from any computer (PC, Mac, tablets, Linux).