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The meaning of ASTRONOMICAL is of or relating to astronomy. How to use astronomical in a sentence.

ASTRONOMICAL definition: 1. connected with astronomy: 2. An astronomical amount is extremely large: 3. connected with…. Learn more.

An astronomical object, celestial object, stellar object or heavenly object is a naturally occurring physical entity, association, or structure that exists within the universe. [1] In astronomy, the …

ASTRONOMICAL definition: of, relating to, or connected with astronomy. See examples of astronomical used in a sentence.

Dec 14, 2025 · astronomical (comparative more astronomical, superlative most astronomical) Drawings and pictures are more than mere ornaments in scientific discourse.

1. Of or relating to astronomy. 2. Of enormous magnitude; immense: an astronomical increase in the deficit.

There are four meanings listed in OED's entry for the word astronomical, one of which is labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

If you describe an amount, especially the cost of something as astronomical, you are emphasizing that it is very large indeed.

2 days ago · Astronomy.com is for anyone who wants to learn more about astronomy events, cosmology, planets, galaxies, asteroids, astrophotography, the Big Bang, black holes ...