effective
US /ɪˈfɛktɪv/
・UK /ɪˈfektɪv/
A1
adjecitve
- Working efficiently to produce a desired result
Examples
Sneezes are devastatingly effective at spreading infection.
effective in helping people to stop smoking
US /ɪˈfɛktɪv/
・UK /ɪˈfektɪv/
Sneezes are devastatingly effective at spreading infection.
effective in helping people to stop smoking