locus
Pronunciation:
/ˈləʊkəs//ˈloʊkəs/noun
Definitions
A place or locality, especially a centre of activity or the scene of a crime.
Example: The cafeteria was the locus of activity.
The set of all points whose coordinates satisfy a given equation or condition.
Example: A circle is the locus of points from which the distance to the center is a given value, the radius.
A fixed position on a chromosome that may be occupied by one or more genes.
(chiefly in the plural) A passage in writing, especially in a collection of ancient sacred writings arranged according to a theme.