[{"word":"gravitation","phonetic":"/ˌɡɹævɪˈteɪʃən/","phonetics":[{"text":"/ˌɡɹævɪˈteɪʃən/","audio":"https://api.dictionaryapi.dev/media/pronunciations/en/gravitation-us.mp3","sourceUrl":"https://commons.wikimedia.org/w/index.php?curid=1762692","license":{"name":"BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"}}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"The fundamental force of attraction that exists between all particles with mass in the universe. It is the weakest of the four forces, and possesses a gauge boson known as the graviton.","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/gravitation"]}]