English edit

Etymology edit

From hereditary +‎ -an.

Noun edit

hereditarian (plural hereditarians)

  1. One who advocates hereditarianism. [from 19th c.]

Adjective edit

hereditarian (comparative more hereditarian, superlative most hereditarian)

  1. Pertaining to hereditarianism.
    • 1999, Matt Ridley, Genome, Harper Perennial, published 2004, page 293:
      When it reported in 1908, it took a strongly hereditarian view of mental deficiency, which was not surprising given that many of its members were paid-up eugenists.