I insist upon a rigid separation of functions.

A rigid separation into three branches of education grew up-primary, secondary, and university.

Contact with mainland China had just begun after nearly 40 years of rigid separation.

There was no rigid separation of the classes here; a man was not forever bound to one station.

Mr. Stone says there is a rigid separation between the bipartisan lobbying efforts and the partisan campaign efforts.

Each prisoner placed a hand on the shoulder of the man in front of him to maintain a rigid separation.

To insist on a rigid separation of powers in the Federal Government would "strike at the very heart of the administrative state."

Labor division is strict because of the rigid separation of the sexes, as in all traditional Muslim communities.

We support the guidance that rigid separation of residential and industrial developments should be avoided.

It means the rigid separation of risk materials, which again is not fully enforced.