locus

lo·cus

noun \ˈlō-kəs\

plural lo·ci \ˈlō-ˌsī, -ˌkī also -ˌkē\

Definition of LOCUS

1

: a place or site of an event, activity, or thing <the integrity of the tissues determines the extent and locus of the damage—Sylvia E. Hines>

2

: the position in a chromosome of a particular gene or allele