efflorescence/ˌɛf.lə.ˈrɛs.əns/Pluralefflorescences1any red eruption of the skinSynonyms: roseolarashskin rash2a powdery deposit on a surfaceSynonyms: bloom3the state or process of producing flowersSynonyms: anthesisfloweringblossominginflorescenceflorescence4the period of greatest prosperity or productivitySynonyms: flowerpeakheydayblossomprimeflushbloom