Definition of lumen Lumen

/luˈmʌn/ - [lumun] - lu•men

We found 9 definitions of lumen from 4 different sources.

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What does lumen mean?

WordNet

WordNet by Princeton University

Noun

Plural: lumen

lumen - a cavity or passage in a tubular organ; "the lumen of the intestine"
lumen - a unit of luminous flux equal to the amount of light given out through a solid angle of 1 steradian by a point source of 1 candela intensity radiating uniformly in all directions
  lm
= synonym
= antonym
= related word

Wiktionary Wiktionary dictionary logo

  • lumen (Noun)
    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.
  • lumen (Noun)
    The cavity or channel within a tube or tubular organ.
  • lumen (Noun)
    The cavity bounded by a plant cell wall.
  • lumen (Noun)
    The bore of a tube such as a hollow needle or catheter.

OmegaWiki DictionaryOmegaWiki Dictionary Ω

  • lumen
    The SI unit of luminous flux, with symbol "lm".
  • lumen
    The inside space of a tubular structure.

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Sign Language

lumen in sign language
Sign language - letter L Sign language - letter L Sign language - letter U Sign language - letter U Sign language - letter M Sign language - letter M Sign language - letter E Sign language - letter E Sign language - letter N Sign language - letter N

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