heterosis

== English == === Etymology === From hetero- +‎ -osis. === Noun === heterosis (countable and uncountable, plural heteroses) (genetics) The tendency of cross-breeding to produce an animal or plant with a greater hardiness than its parents; hybrid vigour. ==== Related terms ==== heterotic ==== Translations ==== === Anagrams === isotheres, otherises, theorises == Welsh == === Etymology === Borrowed from English heterosis. Analysable as hetero- +‎ -osis. === Pronunciation === (North Wales) IPA(key): /hɛtɛˈrɔsɪs/ (South Wales) IPA(key): /hɛtɛˈroːsɪs/, /hɛtɛˈrɔsɪs/ === Noun === heterosis m (uncountable, not mutable) (genetics) heterosis === Further reading === D. G. Lewis, N. Lewis, editors (2005–present), “heterosis”, in Gweiadur: the Welsh–English Dictionary, Gwerin