Atavism — • Duchesne introduced the word to designate those cases in which species revert spontaneously to what are presumably long lost characters Catholic Encyclopedia. Kevin Knight. 2006. Atavism Atavism … Catholic encyclopedia
Atavism — At a*vism, n. [L. atavus an ancestor, fr. avus a grandfather.] 1. (a) The recurrence, or a tendency to a recurrence, of the original type of a species in the progeny of its varieties; resemblance to remote rather than to near ancestors; reversion … The Collaborative International Dictionary of English
atavism — atavism. См. атавизм. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) … Молекулярная биология и генетика. Толковый словарь.
atavism — 1833, from Fr. atavisme, attested by 1820s, from L. atavus ancestor, forefather, from at perhaps here meaning beyond + avus grandfather, from PIE *awo adult male relative other than the father (see UNCLE (Cf. uncle)) … Etymology dictionary
atavism — *reversion, throwback … New Dictionary of Synonyms
atavism — [at′ə viz΄əm] n. [Fr atavisme < L atavus, father of a great grandfather, ancestor < at , beyond + avus, grandfather < IE * ati, beyond + * awos, maternal grandfather] 1. appearance in an individual of some characteristic found in a… … English World dictionary
Atavism — The term atavism (derived from the Latin atavus , a great grandfather s grandfather and, thus, more generally, an ancestor) denotes the tendency to revert to ancestral type. An atavism is an evolutionary throwback, such as traits reappearing… … Wikipedia
atavism — noun Etymology: French atavisme, from Latin atavus ancestor, from at (probably akin to atta daddy) + avus grandfather more at uncle Date: 1833 1. a. recurrence in an organism of a trait or character … New Collegiate Dictionary
atavism — The appearance in an individual of characteristics presumed to have been present in some remote ancestor; reversion to an earlier biologic type, a throwback. [L. atavus, a remote ancestor] * * * at·a·vism at ə .viz əm n 1) recurrence in an… … Medical dictionary
atavism — n. reversion to remote ancestral type; throw back ; recurrence of hereditary feature after an interval of a generation or more. ♦ atavistic, a. pertaining to remote ancestor. ♦ atavist, n. person or thing marked by atavism … Dictionary of difficult words
