Collins Concise English Dictionary © HarperCollins Publishers::

concentrate /ˈkɒnsənˌtreɪt/ vb
  1. to come or cause to come to a single purpose or aim: to concentrate one's hopes on winning
  2. to make or become denser or purer by the removal of certain elements, esp the solvent of a solution
  3. (intransitive) often followed by on: to bring one's faculties to bear (on); think intensely (about)
  1. a concentrated material or solution
Etymology: 17th Century: back formation from concentration, ultimately from Latin com- same + centrum centre

ˈconcenˌtrator n

'concentrated' also found in these entries:
In the English description:

Download free Android and iPhone apps

Android AppiPhone App
Report an inappropriate ad.