[{"word":"lifeblood","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"Blood that is needed for continued life; blood regarded as the seat of life.","synonyms":[],"antonyms":[]},{"definition":"That which is required for continued existence or function.","synonyms":["essence"],"antonyms":[],"example":"Gasoline is the lifeblood of the modern city."}],"synonyms":["essence"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/lifeblood"]}]