1. Made stronger or purer by removing water or other diluting agents
   "The concentrated orange juice needed to be mixed with water before drinking"
    
2. Being the most concentrated solution possible at a given temperature; unable to dissolve still more of a substance
   "a concentrated solution";
   - saturated
    
3. Intensely focused
   "her concentrated passion held them at bay"
    
4. Gathered together or made less diffuse
   "concentrated study"; "a narrow thread of concentrated ore"; "their concentrated efforts"; "his concentrated attention"
    
5. (of light) transmitted directly from a pointed light source
   "The concentrated light from the spotlight created sharp shadows";
   - hard

1. Hold attention and exert mental effort on something
   "Please concentrate on your studies and not on your hobbies";
   - focus, center [US], centre [Brit, Cdn], pore, rivet, pore over
    
2. Make denser, stronger, or purer
   "concentrate juice"
    
3. Extract the essential meaning or most important aspects of something
   "concentrate the contents of a book into a summary";
   - digest, condense, distil [Brit], distill [N. Amer]
    
4. Make central
   "They concentrated their operations in the new headquarters";
   - centralize, centralise [Brit]
    
5. Draw together or meet in one common centre
   "These groups concentrate in the inner cities"
    
6. Compress or concentrate
   "The solution concentrated as it evaporated";
   - condense, contract
    
7. (cooking) cook until very little liquid is left
   "The cook concentrated the sauce by boiling it for a long time";
   - reduce, boil down

See also: bunchy, compact, cumulous, dense, exclusive, intense, single, supersaturated, thick, thickset, undiluted, undivided

Type of: abbreviate, abridge, alter, cerebrate, change, change state, cogitate, contract, converge, cut, decrease, foreshorten, lessen, minify, modify, reduce, shorten, think, turn

Antonym: decentralise [Brit], diffused, distributed, unsaturated

Encyclopedia: Concentrated