they had described
-avaient décrit
Past perfect they conjugation of describe.
See all conjugations of describe

describe

In it, they had described an idea for a new kind of encryption system.
Dans celle-ci, ils ont décrit une idée pour un nouveau type de système de cryptage.
Random Word
Roll the dice and learn a new word now!
Get a Word
Why use the FrenchDictionary.com dictionary?

THE BEST FRENCH-ENGLISH DICTIONARY

Get More than a Translation

Get examples and pronunciations for millions of French words, English words, French phrases, and English phrases.

WRITTEN BY EXPERTS

Translate with Confidence

Access millions of accurate translations written by a team of experienced English-to-French and French-to-English translators.

FRENCH AND ENGLISH EXAMPLE SENTENCES

Learn by Example

Browse thousands of French-English example sentences throughout our dictionary.

CONNECT TO THE FRENCH-SPEAKING WORLD

Express Yourself in French

Browse nuanced French-to-English and English-to-French translations and find the word you’re looking for.
Word of the Day
furnished
meublé
FrenchDictionary.com is a new French-English dictionary, translation, and learning website.
Voir en français sur anglais.com
FEATURES
Translation
Conjugation
Grammar
Word of the Day
Learn French
French Tutors
ABOUT
About Us
Privacy
Terms
Site Map
Help
Contact Us
SOCIAL NETWORKS
Facebook
X
X
Instagram
IXL learning logo
Dictionary Media Group logo

IXL Learning's Dictionary Media Group reaches over 500,000,000 learners each year.

Spanish-English dictionary, translator, and learning

English dictionary and learning for Spanish speakers

English dictionary and learning for French speakers

Comprehensive resource for word definitions and usage

Essential reference for synonyms and antonyms

Comprehensive K-12 personalized learning

Adaptive learning for English vocabulary

Immersive learning for 25 languages

Marketplace for millions of educator-created resources

35,000+ worksheets, games, and lesson plans

Fun educational games for kids

Fast, easy, reliable language certification

Trusted tutors for 300+ subjects

Bite-sized daily word games

Playful tools to learn multiplication

Copyright © 2026 Dictionary Media Group, Inc., a division of IXL Learning • All Rights Reserved.