D defs.my
Entry 1 sense Webster, 1913

Extensively

· Ex·ten·sive·ly · IPA /ɪkˈstɛn.sɪv.li/
01 adv. To a great extent; widely; largely; as, a story is extensively circulated.
  1. 1.
    To a great extent; widely; largely; as, a story is extensively circulated.