Concentrate
v. t.-
To bring to, or direct toward, a common center; to unite more closely; to gather into one body, mass, or force; to fix;
as, to .concentrate rays of light into a focus; toconcentrate the attention -
To increase the strength and diminish the bulk of, as of a liquid or an ore; to intensify, by getting rid of useless material; to condense;
as, to ; -- opposed toconcentrate acid by evaporation; toconcentrate by washingdilute .
v. i.
-
To approach or meet in a common center; to consolidate;
as, population tends to .concentrate in cities