E0295600 (ĭk-stĕn′sĭv)adj.1. Large in extent, range, or amount.2. Of or relating to agricultural production that requires large areas of land but minimizes the input of labor or materials.ex·ten′sive·ly adv.ex·ten′sive·ness n.Thesaurus
Adv.
1.
extensively - in a widespread way; "oxidation ponds are extensively used for sewage treatment in the Midwest"