pearly Syllabification: (pearl·y)Pronunciation: /ˈpərlē/Definition of pearly adjective (pearlier, pearliest) resembling a pearl in luster or color:the pearly light of a clear, still dawn containing or adorned with pearls or mother-of-pearl. Phrases pearly whites informal a person’s teeth. Derivatives pearlinessPronunciation: /-lēnis/ noun pearly in other Oxford dictionaries Definition of pearly in the British & World English dictionary