The definition of a diminution is a reduction in size or a reduction in the importance of someone or something.(noun)
When you are demoted from President of the company to assistant manager, this is an example of a diminution.
See diminution in Webster's New World College Dictionary
Origin: ME < OFr < L deminutio
See diminution in American Heritage Dictionary 4
Origin: Middle English diminucioun
Origin: , from Old French diminution
Origin: , from Latin dīminūtiō, dīminūtiōn-
Origin: , from dīminūtus
Origin: , past participle of dīminuere; see diminish.
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