All entries of the fundamental language, neologisms, updated terms from specialized fields (computer science, medicine, chemistry, economics and finance, art...); slang entries; phonetic transcription of all French entries according to the International Phonetic Alphabet; all grammatical categories; irregularities and peculiarities; accurate grammatical information and usage notes; examples, idiomatic and specialized phraseology, sayings, proverbs, figurative uses; complete French language grammar.