OXFORD 9000
📚 adj • entry_id 18162

effective

/ɪˈfɛktɪv/
Meanings (ES + gloss)
efectivo • eficaz • presentáneo
Having the power to produce a required effect or effects.
Fire ants circumvented the problem of an ineffective sting by having an unusual and highly effective venom that when daubed or sprayed on other ants penetrates their waxy protectiv…
The pill is an effective method of birth control.