arrangement in WordNet English dictionary

1. the thing arranged or agreed to
   "they made arrangements to meet in Chicago"
   agreement  arrangement 
   
2. the act of arranging and adapting a piece of music
   arrangement  arranging  transcription 
   
3. the spatial property of the way in which something is placed
   "the arrangement of the furniture"; "the placement of the chairs"
   placement  arrangement 
   
4. an organized structure for arranging or classifying
   "he changed the arrangement of the topics"; "the facts were familiar but it was in the organization of them that he was original"; "he tried to understand their system of classification"
   arrangement  organization  organisation  system 
   
5. a piece of music that has been adapted for performance by a particular set of voices or instruments
   musical arrangement  arrangement 
   
6. an orderly grouping (of things or persons) considered as a unit; the result of arranging
   "a flower arrangement"
   arrangement