noun see: uncle Date: 1833 1. recurrence in an organism of a trait or character typical of an ancestral form and usually due to genetic recombination, recurrence of or reversion to a past style, manner, outlook, approach, or activity , one that manifests ~ ; throwback , atavistic adjective atavistically adverb
ATAVISM
Meaning of ATAVISM in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012