Definition of "enhance"

enhance

/ɪnˈhɑːns/

verb
third-person singular simple present enhances, present participle enhancing, simple past and past participle enhanced
1. (obsolete) To lift, raise up.
  Quotations
  nought aghast, his mightie hand enhaunst: / The stroke down from her head vnto her shoulder glaunst.
  1590, Edmund Spenser, “Book I, Canto I”, in The Faerie Queene. […], London: […] [John Wolfe] for William Ponsonbie
2. To augment or make something greater.
  Quotations
  They had no character to preserve, except for courage; and perhaps the reputation of ferocity enhanced the value of their services, in making them feared as well as hated by the people.
  1831, Robert Southey, Sir Thomas More: Or Colloquies on the Progress and Prospects of Society, page 214
  A hereditary monarch relies on pomp and ceremony, which enhance the respect for the institution
  2000, Mordecai Roshwald, Liberty: Its Meaning and Scope, page 155
3. To improve something by adding features.
  Quotations
  A pom-pom to top off a stocking cap, a fringe to feather the edge of a shawl, tassels to define the points of an afghan, these are just a few of the delightful little goodies that enhance handknit things.
  1986, Maggie Righetti, Knitting in Plain English, page 192
4. (intransitive) To be raised up; to grow larger.
5. (radiology) To take up contrast agent (for an organ, tissue, or lesion).