[{"word":"motherlode","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A large or rich vein of gold or of another precious mineral from which other branches extend.","synonyms":[],"antonyms":[]},{"definition":"(by extension) Any source of valuable or useful material.","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/mother%20lode","https://en.wiktionary.org/wiki/motherlode"]}]