01 n. The recurrence, or a tendency to a recurrence, of the original type of a species in the progeny of its varieties; resemblance to remote rat…
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1.
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.(Biol.)“Now and then there occur cases of what physiologists call atavism, or reversion to an ancestral type of character.” — J. Fiske
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2.
recurrence of or reversion to a past style, outlook, approach, or manner.