[C] a group of countries, political parties or people who have agreed to work together because of shared interests or aims
[C] an agreement to work with someone else to try to achieve the same thing
1. association; coalition, combination, bloc; partnership; affiliation. Alliance, confederation, league 2. pact, compact.
[C or U] the mixture you get when two or more things are combined
[C] specialized an arrangement in a different order
[C] a set of letters or numbers in a particular order which can be used to open some types of locks
1. association, conjunction, union, coalescence, blending. 2. mixture, amalgamation, amalgam. 4. association, federation,league, coalition, cartel, combine, monopoly, bloc, cabal,conspiracy.