epistasis

noun epis·ta·sis \ i-ˈpi-stə-səs \

Definition of epistasis

plural epistases play \i-ˈpi-stə-ˌsēz\
:suppression of the effect of a gene by a nonallelic gene

epistatic

play \ˌe-pə-ˈsta-tik\ adjective

Origin and Etymology of epistasis

New Latin, from Greek, act of stopping, from ephistanai to stop, from epi- + histanai to cause to stand — more at stand


Medical Dictionary

epistasis

noun epis·ta·sis \ i-ˈpis-tə-səs \

medical Definition of epistasis

plural epistases play \-ˌsēz\
1 a :suppression of a secretion or discharge
b :a scum on the surface of urine
2 :suppression of the effect of a gene by a nonallelic gene
  • the role of epistasis in polygenic inheritance

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