cosmological principle

noun

, Astronomy.

1. the hypothesis that the universe is isotropic and homogeneous on a large scale: used to simplify the equations of general relativity for models of the universe.

cosmological principle

noun

1. astronomy the theory that the universe is uniform, homogenous, and isotropic, and therefore appears the same from any position

Example Sentences

Such large structures should not exist according to one of the guiding principles of astronomy, called the cosmological principle.

From BBC

The Big Ring is by no means the first likely violation of the cosmological principle and so suggests that there is another, yet to be discovered, factor at play.

From BBC

The centerpiece of this approach was a remarkable book published in 1986 and co-authored with physicist Frank Tipler entitled The Anthropic Cosmological Principle.

From Scientific American

What cosmological principle would be offended if we changed that number to 15 or 17?

From Washington Post

In the early 20th century, with the advent of Albert Einstein's general theory of relativity and the observation that the universe is expanding in all directions, that idea evolved into the cosmological principle, which assumes that the universe is the same everywhere and in every direction.

From Science Magazine