1. something that is made real or concrete

e.g. the victory was the realization of a whole year's work

Synonym: realisationfruition

2. making real or giving the appearance of reality

Synonym: realisationactualizationactualisation

3. the completion or enrichment of a piece of music left sparsely notated by a composer

Synonym: realisation

4. a sale in order to obtain money (as a sale of stock or a sale of the estate of a bankrupt person) or the money so obtained

Synonym: realisation

5. coming to understand something clearly and distinctly

e.g. a growing realization of the risk involved
a sudden recognition of the problem he faced
increasing recognition that diabetes frequently coexists with other chronic diseases

Synonym: realisationrecognition

6. a musical composition that has been completed or enriched by someone other than the composer

Synonym: realisation