a book of rules for a religious establishment / (architecture) one of the bands under a Doric triglyph or between the canals of the triglyphs

plural of regula

A surname.

plural of Regula

(Christianity) Bound by religious rule; belonging to a monastic or religious order (often as opposed to secular). / Having a constant pattern; showing evenness of form or appearance.

(archaic, dialect, nonstandard) Regularly, on a regular basis.

A member of the British Army (as opposed to a member of the Territorial Army or Reserve). / A frequent, routine visitor to an establishment. / A member of an armed forces or police force.

(uncountable) The act of regulating or the condition of being regulated.

In conformity with applicable rules and regulations.

(geometry) A tessellation of the plane by a convex regular polygon.