intensive

adj. of or pertaining to intensity; characterized by intensity or a high degree; tending to make more intense; highly concentrated; pertaining to an intensive (Grammar)

n. word or phrase which adds emphasis (Grammar)

In physics, intensive may refer to an intensive quantity.In grammar, an intensive form of a word is one which denotes stronger or more forceful action as compared with the root on which the intensive is built. Intensives are usually lexical formations, but there may be a regular process for forming intensives from a base root. Intensive formations, for example, existed in Proto-Indo-European, and in many of the Semitic languages.
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Noun
1. a modifier that has little meaning except to intensify the meaning it modifies; "`up' in `finished up' is an intensifier"; "`honestly' in `I honestly don't know' is an intensifier"
(synonym) intensifier
(hypernym) modifier, qualifier
(class) living
Adjective
1. characterized by a high degree or intensity; often used as a combining form; "the questioning was intensive"; "intensive care"; "research-intensive"; "a labor-intensive industry"
(similar) intense
2. tending to give force or emphasis; "an intensive adverb"
(pertainym) intensifier
3. of agriculture; intended to increase productivity of a fixed area by expending more capital and labor; "intensive agriculture"; "intensive conditions"
(antonym) extensive

adj. intensive, of or pertaining to intensity; characterized by intensity or a high degree, drastic, severe, intense; tending to make more intense

adj. intensive, highly concentrated