diminutions Play nounA reduction in the size, extent, or importance of something. SYNONYMS attenuationconstrictioncontractioncurbingcurtailingcurtailmentcutcutbackcutting backdeclinedecreasedepletiondwindlingebberosionfadingfailingfalling offimpoverishmentlesseninglimitationlimitinglossloweringrecedingreductionrestrictionsappingshrinkingslackeningunderminingwaneweakening