/ ɪgˈzɔːbɪtənt; NAmE -ˈzɔːrb-/ adjective
( formal ) ( of a price ) much too high :
exorbitant costs / fares / fees / prices / rents
► ex·or·bi·tant·ly adverb :
Prices are exorbitantly high in this shop.
••
WORD ORIGIN
late Middle English (originally describing a legal case that is outside the scope of a law): from late Latin exorbitant- going off the track, from exorbitare , from ex- out from + orbita course, track.