[{"word":"mastiff","phonetic":"/ˈmæstɪf/","phonetics":[{"text":"/ˈmæstɪf/","audio":""},{"text":"/ˈmæstɪf/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"One of an old breed of powerful, deep-chested, and smooth-coated dogs, used chiefly as watchdogs and guard dogs.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/mastiff"]}]