Atavistical

adj

Definitions

Adjective
  1. 1
    atavistic

    "Atavistical reversions: In biology the restoration of structural characters which have long been lost or obscured; near return to an original type occurring through partly modified descendants; resemblance to remote ancestors or progenitors; partial return, through hereditary influences, of remote ancestral forms."

Etymology

From atavistic + -al.

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