[{"word":"blueshift","phonetic":"/ˈbluːˌʃɪft/","phonetics":[{"text":"/ˈbluːˌʃɪft/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A change in the wavelength of light, in which the wavelength is shorter than when it was emitted at the source.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":["redshift"]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/blueshift"]}]