extensive

• Qui couvre une grande superficie ou une grande étendue ; ayant une large portée ou une grande ampleur.

Covering a large area; having a wide range or scope.

1. Large in amount or scaleB2formal

   Covering a large area or having a wide range; vast.

   étendu

   • The library has an extensive collection of rare books.
   • They conducted extensive research on climate change.
   • The damage from the storm was extensive.

   Synonymesbroadcomprehensivelarge-scalesubstantialsweepingvastvoluminouswide

   Antonymeslimitedminornarrowrestrictedslightsmall

2. Comprehensive or thoroughB2formal

   Including or dealing with many details; thorough.

   approfondi, exhaustif

   • She has extensive knowledge of ancient history.
   • The report provides an extensive analysis of the market.
   • He underwent extensive training before the mission.

   Synonymesall-inclusivecompletecomprehensiveexhaustivesweepingthorough

   Antonymescursoryhastyincompleteshallowsuperficial