lúmen

See also: lumen

Portuguese

Alternative forms

• lume

Etymology

Learned borrowing from Latin lūmen. Doublet of lume.

Pronunciation

 

• (Brazil) IPA^(key): /ˈlũ.mẽj̃/ [ˈlũ.mẽɪ̯̃]

• (Brazil) IPA^(key): /ˈlũ.mẽj̃/ [ˈlũ.mẽɪ̯̃]
  • (Southern Brazil) IPA^(key): /ˈlu.mẽj̃/ [ˈlu.mẽɪ̯̃]

• (Portugal) IPA^(key): /ˈlu.mɛn/

• Hyphenation: lú‧men

Noun

lúmen m (plural (Brazil) lumens or (Portugal) lúmenes)

1. (physics) lumen (SI-unit of luminous flux)
2. (anatomy) lumen (the space within tubular organ)