| NOUN | quantity | lumen, lm | 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 |
|---|---|---|---|
| body | lumen | a cavity or passage in a tubular organ |
| Sounds | luw'mahn | |
|---|---|---|
| Rhymes | Aachen ... Zukerman: 2572 rhymes with ahn... | |
| Meaning | 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. | |
|---|---|---|
| Synonym | lm | |
| Broader | luminous flux unit | A measure of luminous flux per unit area |
| Spanish | lm, lumen | |
| Catalan | lm, lumen | |
| Meaning | A cavity or passage in a tubular organ. | |
|---|---|---|
| Example | "the lumen of the intestine" | |
| Broader | cavity, bodily cavity, cavum | (anatomy) a natural hollow or sinus / sinus within the body |
| Spanish | lumen | |
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