[{"word":"twistor","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"Any of the complex-valued coordinates in twistor theory, which maps the geometric objects of conventional 3+1 space-time into geometric objects in a four-dimensional space, twistor space, with metric signature (2,2), a proposed path to a theory of quantum gravity.","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/twistor"]}]