quintessentialPronunciation: /ˌkwɪntɪˈsɛnʃ(ə)l/Translate quintessential | into German | into Italian | into Spanish Definition of quintessential adjective representing the most perfect or typical example of a quality or class:he was the quintessential tough guy—strong, silent, and self-containedDerivatives quintessentially adverb [as submodifier]:a quintessentially British drinkquintessential in other Oxford dictionaries Definition of quintessential in the US English dictionary