astronomically

adverb

as·​tro·​nom·​i·​cal·​ly ˌa-strə-ˈnä-mi-k(ə-)lē 

1

: in accordance with the methods or principles of astronomy

2

: in or to a degree suggestive of the quantities and measurements used in astronomy

an astronomically costly system of government

prices in this field have risen astronomically

: in or to an astronomical degree

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