[{"word":"obscuration","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"The state of being obscured.","synonyms":[],"antonyms":[]},{"definition":"A unit of measurement used in particular for smoke detectors which respond to absorption of light by smoke, in percent absorption per unit length, e.g. % obs/ft, % obs/m.","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/obscuration"]}]