effectiveness

== English == === Etymology === From effective + -ness. === Pronunciation === (weak vowel distinction) IPA(key): /ɪˈfɛk.tɪv.nɪs/ (weak vowel merger) IPA(key): /əˈfɛk.tɪv.nəs/ === Noun === effectiveness (countable and uncountable, plural effectivenesses) The property of being effective, of achieving results. The capacity or potential for achieving results. The degree to which something achieves results. ==== Derived terms ==== ==== Related terms ==== ==== Translations ====