B1
effective
ɪˈfɛktɪv
adjective
skuteczny
Also
efektywnyobowiązujący
Definition
Successful in producing a desired or intended result, or in operation from a particular date.
Examples
The new medicine is very effective against the virus.
Nowy lek jest bardzo skuteczny przeciwko wirusowi.
The new rules are effective immediately.
Nowe zasady obowiązują natychmiast.
Synonyms
Collocations
effective solutioneffective communicationcost-effective
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