lumen
noun
Meaning
- nounIn 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.
- nounThe cavity or channel within a tube or tubular organ.
- nounThe cavity bounded by a plant cell wall.
Source: Wiktionary (CC BY-SA 4.0)
Five-letter puzzle facts
- How common
- Common
- #1,560 of 8,600 five-letter words by how often they're used
- Can be a Play Five answer
- As a first guess
- Tests likely letters better than 60% of common five-letter words.
- Vowels: 2 · Different letters: 5 · Repeated letters: None