epistasis

== English == === Etymology === Borrowed from Ancient Greek ἐπίστασις (epístasis, “stopping”), from ἐφίστημι (ephístēmi, “stop”), from ἐφ- (eph-) + ἵστημι (hístēmi, “make to stand”). The use in genetics was coined by English biologist William Bateson in 1909 in his book Mendel's Principles of Heredity. === Pronunciation === IPA(key): /ɪˈpɪstəsɪs/ === Noun === epistasis (countable and uncountable, plural epistases) (genetics) The modification of the expression of a gene by another unrelated one. ==== Related terms ==== epistatic hypostatic ==== Translations ==== ==== See also ==== epigenetics