[{"word":"amtrac","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"An amphibious vehicle of a class introduced in World War II.","synonyms":[],"antonyms":[]}],"synonyms":["amphtrack","amtrak","landing vehicle tracked"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/amtrac"]}]