- noun
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- a unit of luminous flux equal to the light emitted in a unit solid angle by a uniform point source of one candle intensity [Barron]
More word meanings for lumen
from leading online dictionaries:
- Wiktionary:
- lumen @ wiktionary
- WordNet:
- lumen @ wordnet.princeton.edu
- Merriam-Webster Online:
- lumen @ M-W.com
- MSN Encarta:
- lumen @ Encarta
- American Heritage Dictionary of the English Language:
- lumen @ AHD provided by Yahoo! Education
- Answers.com:
- lumen @ Answers.com
- Search for more definitions on Google:
- Google define:lumen
- Search for more definitions on Yahoo!:
- Yahoo! define:lumen
- Search for more definitions on Ask.com:
- Ask.com dictionary: lumen