Home › R › rapidityMeaningsrapidity/rəˈpɪdəti/nounउच्चारण रपिडटीतीव्रता, तेज़ी, शीघ्रताAdvanced wordnoun1[U] formalgreat speedतीव्रता, तेज़ी, शीघ्रताThe disease spread with alarming rapidity.the rapidity of social changeSynonyms speed swiftness quicknessOpposite slowness◇Word familyrapid adjectiverapidly adverb← rapidrapidly →