Synonyms of extensive in English:

extensive

adjective

  • 1 a mansion with extensive grounds
    large, large-scale, sizeable, substantial, considerable, ample, great, huge, vast, immense, boundless, immeasurable;
    broad, expansive, sweeping
    [Antonyms] small
  • 2 his extensive knowledge of antiques made the shop popular
    [Antonyms] small, limited
  • Definition of extensive in:

    Get more from Oxford Dictionaries

    Subscribe to remove adverts and access premium resources

    Word of the day flagitious
    Pronunciation: fləˈdʒɪʃəs
    adjective
    (of a person or their actions) criminal; villainous