Bedeutung von “questionable” — Learner’s Dictionary

questionable

adjective us uk /ˈkwestʃənəbl/
NOT CERTAIN

possibly not true or correct:

[ + question word ] It is highly questionable whether this drug has any benefits at all.
NOT HONEST

not honest or not legal:

He's being investigated for questionable business practices.

(Definition von “questionable” aus dem Cambridge Learner's Dictionary © Cambridge University Press)