Tending to prohibit, preclude, or disallow.
Some countries are more prohibitive than others when it comes to hot topics like euthanasia and cloning.
Requiring an unreasonable or impractical effort.
Costly to the extreme; beyond budget.
I'd like to visit Europe someday, but the cost is prohibitive right now.
A negative imperative.
From Middle English prohibitif, prohibityve, from Medieval Latin prohibitīvus, from prohibit-, past-participle stem of Latin prohibēre. By surface analysis, prohibit + -ive.
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