O Astronomy Abbreviation

O has various meanings in the Astronomy category. Discover the full forms, definitions, and usage contexts of O in Astronomy.

Diameter

Most Common

A straight line passing from side to side through the center of a body or figure, especially a circle or sphere.

Astronomy
Occult

The occult is "knowledge of the hidden". In common usage, occult refers to "knowledge of the paranormal", as opposed to "knowledge of the measurable", usually referred to as science.

Astronomy
Oblivion
Astronomy

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