[n] a concentrated example; "the concentrate of contemporary despair"
[n] a concentrated form of a foodstuff; the bulk is reduced by removing water
[n] the desired mineral that is left after impurities have been removed from mined ore
[v] cook until very little liquid is left, as of sauces; "The cook reduced the sauce by boiling it for a long time"
[v] be cooked until very little is left; as of sauces; "The sauce should reduce to one cup"
[v] make dense or denser; of the solvent of a solution
[v] make more concise; "condense the contents of a book into a summary"
[v] compress or concentrate; "Congress condensed the three-year plan into a six-month plan"
[v] make central; "The Russian government centralized the distribution of food"
[v] focus one's attention on something; "Please focus on your studies and not on your hobbies"
[v] draw together or meet in one common center; "These groups concentrate in the inner cities"
boil down, center, centralise, centralize, centre, condense, decoct, dressed ore, focus, pore, reduce, rivet