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The meaning of LOCUS is the place where something is situated or occurs : site, location. How to use locus in a sentence.

LOCUS definition: a place; locality. See examples of locus used in a sentence.

LOCUS definition: 1. the place where something happens or the central area of interest in something being discussed…. Learn more.

The locus of something is the place where it happens or the most important area or point with which it is associated.

Definition of locus noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Locus (plural loci) is Latin for "place". It may refer to:

1. a place; locality. 2. a center or source, as of activities or power: locus of control. 3. Math. the set of all points, lines, or surfaces that satisfy a given requirement. 4. the position of a gene on a …

Dec 26, 2025 · locus (plural loci or locuses) A place or locality, especially a centre of activity or the scene of a crime.

There are five meanings listed in OED's entry for the noun locus, one of which is labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.