[{"word":"efficiency","phonetic":"/ɪˈfɪʃn̩si/","phonetics":[{"text":"/ɪˈfɪʃn̩si/","audio":"https://api.dictionaryapi.dev/media/pronunciations/en/efficiency.mp3","sourceUrl":"https://commons.wikimedia.org/w/index.php?curid=2650895","license":{"name":"BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"}}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"The extent to which time is well used for the intended task.","synonyms":[],"antonyms":["inefficiency","wastefulness"],"example":"The efficiency of the planning department is deplorable."},{"definition":"The quality of producing an effect or effects.","synonyms":[],"antonyms":[]},{"definition":"The extent to which a resource, such as electricity, is used for the intended purpose; the ratio of useful work to energy expended.","synonyms":[],"antonyms":["inefficiency","wastefulness"],"example":"The efficiency of this loudspeaker is 40%."},{"definition":"A one-room apartment.","synonyms":["bedsit","efficiency apartment"],"antonyms":[],"example":"I have an efficiency available June through July."}],"synonyms":["bedsit","efficiency apartment"],"antonyms":["inefficiency","wastefulness","inefficiency","wastefulness"]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/efficiency"]}]