Effectiveness
UK /["/ɪˈfektɪvnəs/","/ɪˌfekˈtɪvəti/"]/US /["/ɪˈfektɪvnəs/","/ɪˌfekˈtɪvəti/"]/
Definition
the fact of producing the result that is wanted or intended; the fact of producing a successful result
In simple words: How well something works or succeeds.
Examples
- to check the effectiveness of the security system
Usage notes
Used in both formal and informal contexts, often in discussions of strategies, programs, or methods. Avoid using in overly casual conversations.
Grammar pattern
standalone noun
Memory hint
Think of 'effective' and add '-ness' to show it’s the state of being effective.
Collocations
- measure effectiveness
- assess effectiveness
- improve effectiveness
- evaluate effectiveness
Synonyms
- efficacy
- success
- productivity
- capability
Antonyms
- ineffectiveness
- failure
Common mistakes
- Confused with 'effect' — remember 'effect' is a noun meaning the result.
- Using 'effectiveness' when discussing personal feelings — it's more about objective results.
- Mispronouncing the word, often stressing the wrong syllable.