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.

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

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 …

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

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

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

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.

Britannica Dictionary definition of ASTRONOMICAL 1 : of or relating to astronomy astronomical research 2 : extremely large

Definition of astronomical adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.