noun
locus
LOH-kus/ˈləʊkəs/
The particular position where something is situated.
The leaking joint is the locus of the problem.

Etymology
Latin locus meant a place or spot: the English sense identifies that place as where something happens or is centered. The Latin word’s deeper origin is uncertain.
In context
an external locus of control so they believe that these outside forces that are governing their lives so they're quite disempowered
More examples
- The town square remains the locus of community life.
- Each gene occupies a particular locus on a chromosome.
- The researchers identify several loci of inflammation in the tissue.
Forms
locus · loci · locuses