[in.ten.sive] adj (15c): of, relating to, or marked by intensity or intensification: as a: highly concentrated "~ study" b: tending to strengthen or increase; esp: tending to give force or emphasis "~ adverb" c: constituting or relating to a method designed to increase productivity by the expenditure of more capital and labor rather than by increase in scope "~ farming" -- in.ten.sive.ly adv -- in.ten.sive.ness n
[2]intensive n (1813): an intensive linguistic element