concentrate

(n) the desired mineral that is left after impurities have been removed from mined ore dressed ore,
(n) a concentrated form of a foodstuff; the bulk is reduced by removing water
(n) a concentrated example of something
- the concentrate of contemporary despair

(v) make denser, stronger, or purer
- concentrate juice
(v) direct one's attention on something
- Please focus on your studies and not on your hobbies
focus, pore, rivet, center, centre,
(v) make central
- The Russian government centralized the distribution of food
centralise, centralize,
(v) make more concise
- condense the contents of a book into a summary
condense, digest,
(v) draw together or meet in one common center
- These groups concentrate in the inner cities
(v) compress or concentrate
- Congress condensed the three-year plan into a six-month plan
condense, contract,
(v) be cooked until very little liquid is left
- The sauce should reduce to one cup
boil down, decoct, reduce,
(v) cook until very little liquid is left
- The cook reduced the sauce by boiling it for a long time
boil down, reduce,

dressed ore focus pore rivet center centre centralise centralize condense digest contract boil down decoct reduce

decentralise decentralize deconcentrate

concentrated concentrated fire concentrate on