/ ˈkɒnsntreɪtɪd; NAmE ˈkɑːn-/ adjective
1.
showing determination to do sth :
He made a concentrated effort to finish the work on time.
2.
( of a substance ) made stronger because water or other substances have been removed :
concentrated orange juice
a concentrated solution of salt in water
3.
if sth exists or happens in a concentrated way, there is a lot of it in one place or at one time :
concentrated gunfire