By 'theory' I mean scientific theory, not theological speculation.

In addition, the author explains the principle of theological speculation, which is derived from the Latin word speculum (mirror).

It has been the subject of much philosophical, scientific, and theological speculation throughout history.

The Athari creed is to avoid delving into extensive theological speculation.

Term used in the Koran for pointless theological speculation.

The real culprit in this matter, though, was Thomas Aquinas, whose scholastic theology took theological speculation to a whole new level.

We're all from Berkeley, raised there and limited by the secular viewpoint of a college town; we're not inclined to theological speculation.

Somehow these idle theological speculations grew into a scenario for a novel.

I attempted no theological or metaphysical speculations about the soul of an ape.

He made a substantial fortune in the real estate, and also devoted himself to the philosophic and theological speculation.