prohibitively

UK: /prəʊˈhɪbɪtɪvli/

WordReference Random House Learner's Dictionary of American English © 2025

pro•hib•i•tive /proʊˈhɪbɪtɪv/   adj. 

1. too high to be afforded:
   prohibitive prices.
2. preventing, hindering, or forbidding the use of something:
   prohibitive regulations.
pro•hib•i•tive•ly, adv. See -hab-.

WordReference Random House Unabridged Dictionary of American English © 2025

pro•hib•i•tive  (prō hib′i tiv), adj. 

1. serving or tending to prohibit or forbid something.
2. sufficing to prevent the use, purchase, etc., of something:
   prohibitive prices.

• Medieval Latin prohibitīvus. See prohibit, -ive
• 1595–1605

pro•hib′i•tive•ly, adv. 
pro•hib′i•tive•ness, n.