adjective

astronomical

astronomical, enormous, immense

These are astronomical observations.

These are astronomical observations.

The cost of the project was astronomical.

The cost of the project was astronomical.

((adjective)) + ((noun)) relating to astronomy The book contains astronomical charts.

((be)) + ((astronomical)) to be extremely large The price was astronomical.

Synonyms: huge, enormous, vast; Antonyms: tiny, minuscule

From Greek 'astron' (star) + 'nomos' (law/arranging) + the adjectival suffix '-ical'. Literally means 'relating to the arrangement of stars'.

Think of the number of stars in the sky – an 'astronomical' number. This helps remember the meaning 'extremely large'.

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