"Loca" is a word in ENGLISH

A curve from which another curve, called the involute or evolvent, is described by the end of a thread gradually …

In Spanish law. The place where tribunals hear and determine causes,—exer-cendarum litium locus

The locus described by any point attached to a curve that slips continuously on another fixed curve, the movable curve …

of Locus

A place; a locality.

The line traced by a point which varies its position according to some determinate law; the surface described by a …

Lat A place; the place where a thing is done