Le Grand Robert is the essential reference tool for an in-depth understanding of all the subtleties of the French language, whether you are a language professional or simply a lover of words.

1/ A wealth of content that is second to none

Dictionary text updated and edited by our team of lexicographers, under the supervision of Alain Rey:
More than 400 new words, 600 new senses, 400 new expressions, 700 new quotations, 1,500 new examples and 1,200 new cross-references

The essential reference tool to discover all the subtleties and nuances of the French language:
- the most complete dictionary of the French language: 100,000 words, 350,000 senses illustrated with usage examples, 25,000 expressions, set phrases and proverbs, full verb conjugations, all feminine and plural forms – in total, 780,000 directly accessible forms
- dictionary entries with an unparalleled wealth of detail: every nuance of meaning and a detailed etymology are given for each dictionary entry, with a total of 1 million cross-references
- a cultural dictionary: 5,000 language notes and 40 thematic tables
- an anthology of literary quotations providing an impressive overview of French literature from the Middle Ages to the present day: 325,000 quotations from classical and modern literature, and 2,000 author biographies

2/ High-performance features

Fast, easy access to the information you need
- no need to know the spelling of a word to look it up: the autocomplete function will suggest the most relevant words as soon as you type the first few letters, even if you have spelled the word incorrectly or it sounds like another word
- the enhanced search function (using the Search button) allows you to find a word or expression anywhere in the dictionary (headwords, inflected forms, expressions, proverbs, etc.)
- a powerful multicriteria search engine enables you to search by word, expression, quotation or author, or to carry out a full-text search
- an integrated search bar is always available and allows you to search for a word or a sequence of letters directly within an entry (the keyboard shortcut "Cmd+F" is always active)
- finally, Le Grand Robert integrates with your Mac as it is automatically installed as a “Service”, allowing you to use a simple keyboard shortcut in most Apple applications and be taken straight to the dictionary!

Full hypertext for optimized browsing
Full hypertext navigation lets you to explore the dictionary’s vast network of words and reveals nearly 1 million cross-references to synonyms, similar words, antonyms, derivatives and compound nouns, allowing you to move from one idea to the next with a simple click (every word has a clickable link)

An easy-to-read, intuitive interface, an enhanced readability

Le Grand Robert’s essential functionality and office tools

- choose the display and navigate entries quickly: entry structure, etymology, conjugations, quotations, usage examples, synonyms and antonyms
- alert our editorial team to new words, senses, quotations, authors, etc. that are not currently in the dictionary
- create a list of favourite words that you can look up or change at any time with just one click
- manage your user settings: text size, a customizable personal dictionary
- search history

Fully illustrated and detailed online help, including all the prefaces and supplements to Le Grand Robert

Minimum system requirements

Version 4.1:
- compatible OS X 10.10 / 10.11 / macOS 10.12 and macOS 10.13
- 350 MB free disk space
- screen resolution 1 024 x 768 or higher
- Internet connection and administrator rights for software download

Pro version also available for companies and organizations:

User tips
Consult our video tutorials to get the most out of your Grand Robert:

For more information:

Website: SEJERAssistance:


306.1 MB

OS X 10.8 or later, 64-bit processor



Age Rating
Rated 4+
© 2018 Dictionnaires Le Robert / Sejer
USD 149.99


  • Family Sharing

    Up to six family members will be able to use this app with Family Sharing enabled.

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