Definition of exorbitant adjective from the Oxford Advanced American Dictionary

 

exorbitant

 adjective
adjective
NAmE//ɪɡˈzɔrbət̮ənt//
 
(formal)
 
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(of a price) much too high exorbitant costs/fares/fees/prices/rents It's a good hotel but the prices are exorbitant.
exorbitantly
 
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adverb Prices are exorbitantly high in this store.
See the Oxford Advanced Learner's Dictionary entry: exorbitant