D has various meanings in the Astronomy category. Discover the full forms, definitions, and usage contexts of D in Astronomy.
A straight line passing from side to side through the center of a body or figure, especially a circle or sphere.
AstronomyA person appointed to oversee and run a company or organisation along with other directors, In the entertainment industry, the person who directs the making of a film, TV program, etc.
AstronomyLength in a particular direction of course Length of shortest track between two places Length of customary track between two places Time difference between two given meridians Angular value, at a given point, between two other points
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