Merriam-Webster Collegiate Dictionary - extended

 adjective  Date: 15th century  1. drawn out in length especially of time an ~ visit  2.  a. fully stretched out an ~ battle line  b. of a horse's gait performed with a greatly lengthened stride but without a break — compare collected  c. intensive ~ efforts  3. having spatial magnitude ; being larger than a point an ~ source of light  4. extensive 1 made available ~ information — Ruth G. Strickland  5. derivative 1, secondary 2a an ~ sense of a word  6. of a typeface having a wider face than that of a standard typeface  • ~ly adverb  • ~ness noun