(in many legal phrases) a place or area, esp the place where something occurred a set of points whose location satisfies or is determined by one or more specified conditions: the locus of points equidistant from a given point is a circle the position of a particular gene on a chromosome
WordReference Random House Learner's Dictionary of American English © 2026
lo•cus /ˈloʊkəs/USA pronunciation
n. [countable], pl. -ci
WordReference Random House Unabridged Dictionary of American English © 2026- /-saɪ, -ki, -kaɪ/.USA pronunciation
- a place;
locality. - a center or source, as of activities or power:The locus of control is headquarters.
lo•cus
(lō′kəs),USA pronunciation n., pl. -ci (-sī, -kē, -kī),USA pronunciation -ca
-
(-kə).USA pronunciation
- a place;
locality. - a center or source, as of activities or power:locus of control.
- Mathematicsthe set of all points, lines, or surfaces that satisfy a given requirement.
- Geneticsthe chromosomal position of a gene as determined by its linear order relative to the other genes on that chromosome.
- Latin; Old Latin stlocus a place
- 1525–35
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