[{"word":"litmus","phonetic":"/ˈlɪtməs/","phonetics":[{"text":"/ˈlɪtməs/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A dyestuff extracted from certain lichens, that changes color when exposed to pH levels greater than or less than certain critical levels.","synonyms":[],"antonyms":[]},{"definition":"A simple test of acidity in a liquid using litmus, usually in the form of litmus paper.","synonyms":[],"antonyms":[]},{"definition":"A simple test of any attribute; a litmus test.","synonyms":[],"antonyms":[]}],"synonyms":["lacmus"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/litmus"]}]