Bedeutung von “necessary” — Learner’s Dictionary

necessary

adjective us uk /ˈnesəsəri/
He argued that cuts in military spending were necessary.We usually ask for references, but in your case it will not be necessary.It may be necessary to repeat the process.Vitamin A is necessary for healthy skin and strong bones.I don't have the tools necessary to assemble the table.

B1 needed in order to achieve something:

[ + to do sth ] Is it really necessary to give so much detail?
Does he have the necessary skills and experience?
The police are prepared to use force, if necessary.
→ Opposite unnecessary

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