Definition of astronomical in English:

astronomical

Line breaks: astro|nom¦ic¦al
Pronunciation: /astrəˈnɒmɪk(ə)l
 
/

adjective

1Relating to astronomy: astronomical observations
More example sentences
  • The Moon could also become the principal astronomical observation platform in the solar system.
  • The first known astronomical observations made by Galileo were carried out in 1604 for different reasons.
  • This discovery was of great importance to the astronomical world, but Hubble's greatest moment was yet to come.
Synonyms
2 informal (Of an amount) extremely large: he wanted an astronomical fee
More example sentences
  • It is spending astronomical amounts of money, alienating allies and further antagonizing opponents.
  • If you add all the money raised for cancer research each year, you will have an astronomical amount.
  • Even some of the more hardened observers are stunned by the astronomical amounts of money that can be made.

Origin

mid 16th century: via Latin from Greek astronomikos, from astronomia (see astronomy).

Derivatives

astronomic

adjective
sense 2.
More example sentences
  • The most expensive city centre apartments sell for between £1m- £2m each - allowing developers to pay astronomic land prices.
  • But now there are fears that the astronomic cost of property will force away young or first-time buyers.
  • How can young people, burdened with student debt and the astronomic cost of property, put aside 15 per cent of their income as the experts advise?

astronomically

adverb
More example sentences
  • Well, astronomically, it tells me that there are millions of galaxies and potentially billions of planets.
  • Food was scarce and astronomically expensive.
  • Residents of these neighbourhoods, where poverty and unemployment is astronomically high, complain of frequent and arbitrary police violence.

Definition of astronomical in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day flagitious
Pronunciation: fləˈdʒɪʃəs
adjective
(of a person or their actions) criminal; villainous