expressivity

[ek-spre-siv-i-tee] /ˌɛk sprɛˈsɪv ɪ ti/
noun
1.
the quality or state of being expressive.
2.
Genetics. the degree to which a particular gene produces its effect in an organism.
Compare penetrance.
Origin
1930-35; < German Expressivität. See expressive, -ity
Examples from the web for expressivity
  • Need to consider test results in the context of mutation variability, gene penetrance, and gene expressivity.
British Dictionary definitions for expressivity

expressivity

/ˌɛksprɛˈsɪvɪtɪ/
noun
1.
(esp of a work of art) the quality of being expressive
2.
(genetics) the strength of the effect of a gene on the phenotype