noun Date: circa 1842 the interbreeding of closely related individuals especially to preserve and fix desirable characters of and to eliminate unfavorable characters from a stock, confinement to a narrow range or a local or limited field of choice
INBREEDING
Meaning of INBREEDING in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012