[ huh-red-i-tair-ee-uh n ]
/ həˌrɛd ɪˈtɛər i ən /
a person who believes that differences between individuals or groups, including moral and intellectual attributes, are predominantly determined by genetic factors (opposed to environmentalist).
characteristic of or based on such belief: hereditarian theories.
Related formshe·red·i·tar·i·an·ism, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019