astronomical

astronomical

as‧tro‧nom‧i‧cal /ˌæstrəˈnɒmɪkəl◂ $ -ˈnɑː-/ BrE AmE adjective
1. informal astronomical prices, costs etc are extremely high
2. [only before noun] relating to the scientific study of the stars
—astronomically /-kli/ adverb:
astronomically high rents
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THESAURUS
▪ expensive costing a lot of money: an expensive car | Apartments in the city are very expensive. | An underground train system is expensive to build.
▪ high costing a lot of money.You use high about rents/fees/prices/costs. Don’t use expensive with these words: Rents are very high in this area. | Lawyers charge high fees. | the high cost of living in Japan
▪ dear [not before noun] British English spoken expensive compared to the usual price: £3.50 seems rather dear for a cup of coffee.
▪ pricey /ˈpraɪsi/ informal expensive: The clothes are beautiful but pricey.
▪ costly expensive in a way that wastes money: Upgrading the system would be very costly. | They were anxious to avoid a costly legal battle.
▪ cost a fortune informal to be very expensive: The necklace must have cost a fortune!
▪ exorbitant /ɪɡˈzɔːbətənt, ɪɡˈzɔːbɪtənt $ -ɔːr-/ much too expensive: Some accountants charge exorbitant fees.
▪ astronomical astronomical prices, costs, and fees are extremely high: the astronomical cost of developing a new spacecraft | the astronomical prices which some people had paid for their seats | The cost of living is astronomical.
▪ overpriced too expensive and not worth the price: The DVDs were vastly overpriced.
▪ somebody can’t afford something someone does not have enough money to buy or do something: Most people can’t afford to send their children to private schools.