[{"word":"lumens","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"In the International System of Units, the derived unit of luminous flux; the light that is emitted in a solid angle of one steradian from a source of one candela. Symbol: lm.","synonyms":[],"antonyms":[]},{"definition":"The cavity or channel within a tube or tubular organ.","synonyms":[],"antonyms":[]},{"definition":"The cavity bounded by a plant cell wall.","synonyms":[],"antonyms":[]},{"definition":"The bore of a tube such as a hollow needle or catheter.","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/lumen","https://en.wiktionary.org/wiki/lumens"]}]