from Wiktionary, Creative Commons Attribution/Share-Alike License
- adv. In an extensive manner, widely.
- adv. To a great extent.
from the GNU version of the Collaborative International Dictionary of English
- adv. To a great extent; widely; largely.
from The Century Dictionary and Cyclopedia
- With regard to extension or extent.
- In an extensive manner; widely; largely; to a great extent: as, a story extensively circulated.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adv. in a widespread way
extensive + -ly. (Wiktionary)