exorbitant

 
Pronunciation: /ɪgˈzɔːbɪt(ə)nt/

adjective

  • (of a price or amount charged) unreasonably high: some hotels charge exorbitant rates for phone calls

Derivatives

exorbitance

noun

exorbitantly

adverb

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'