quantifiableEnglishOxford Dictionary of Englishquantifiable /ˈkwɒntɪfʌɪəbl / ▸ adjective able to be expressed or measured as a quantity: quantifiable data the benefits are not easily quantifiable. – DERIVATIVES quantifiability /ˌkwɒntɪˌfʌɪəˈbɪlɪti / noun