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Meaning of ATAVISM

Pronunciation:  'atu`vizum

WordNet Dictionary
[n]  a reappearance of an earlier characteristic

ATAVISM is a 7 letter word that starts with A.


 Synonyms: reversion, throwback
 See Also: recurrence, return



Webster's 1913 Dictionary
\At"a*vism\, n. [L. atavus an ancestor, fr. avus a
(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 to the original form.
(b) (Biol.) The recurrence of any peculiarity or disease of
    an ancestor in a subsequent generation, after an
    intermission for a generation or two.

          Now and then there occur cases of what
          physiologists call atavism, or reversion to an
          ancestral type of character.         --J. Fiske

Thesaurus Terms
 Related Terms: aboriginality, affect memory, age, ancien regime, ancientness, anterograde memory, antiquity, backset, backward deviation, cobwebs of antiquity, collective memory, computer memory, disk memory, drum memory, dust of ages, eld, elderliness, eldership, emotional response, engram, falling back, great age, hoary age, hoary eld, information storage, inveteracy, kinesthetic memory, lapse, memory, memory bank, memory circuit, memory trace, mind, mneme, Mnemosyne, old age, old order, old style, oldness, primitiveness, primogeniture, primordialism, primordiality, race memory, recollection, recrudescence, recurrence, regression, relapse, remembrance, renewal, return, reversal, reverse, reversion, screen memory, senility, seniority, setback, skill, souvenir, tape memory, throwback, venerableness, verbal response, visual memory