expressivity
/ɪkˌsprɛsˈɪvɪti/
noun
- The ability or degree to which something expresses meaning, emotion, or character, especially in genetics (how strongly a gene's trait appears) or in art/language.
- The expressivity of the actor's face made the silent film powerful.
- In poetry, expressivity is often more important than strict grammar.
- The expressivity of the gene determines how dark the flower's color will be.