extensive

adj.

[1]	broad , extended , wide , expansive , far-reaching , far-ranging , wide-ranging , far-flung , sweeping , widespread , comprehensive , all-embracing , national , nationwide , international , intercontinental , cosmopolitan , worldwide , global , universal , vast , cosmic , catholic
[2]	large , across-the-board , all-embracing , big , great , all-encompassing , all-inclusive , huge , substantial , blanket , broad , considerable , sizeable , encompassing , panoptic , immense , enormous , wide , vast , gigantic , massive , voluminous , spacious , commodious , capacious