homoeologous

adjective

ho·​moe·​ol·​og·​ous ˌhō-mē-ˈäl-ə-gəs  ˌhäm-ē- 

: of similar genetic constitution

—used of chromosomes believed to have been completely homologous in an ancestral form

homoeologue noun

or homoeolog

ˈhō-mē-ə-ˌlȯg  ˈhäm-ē- 

-ˌläg