lumen
Spanish, noun/ˈlumen/
lumen is spelled L-U-M-E-N (5 letters) and appears about once in every 1 million words in written Spanish, the 37,473rd most frequent Spanish word form (wordfreq, 2021 data). Lumen is a Spanish masculine noun meaning “lumen” (English Wiktionary, September 2026). The Spanish Wiktionary (Wikcionario) defines it as “Unidad derivada del Sistema Internacional que mide la cantidad de luz que incide sobre una superficie…”.
What does lumen mean in English?
noun
- 1
masculinelumen
Source: English Wiktionary, Spanish section, dump of September 2, 2026 (CC BY-SA 4.0).
How Spanish dictionaries define it
noun: 1. Unidad derivada del Sistema Internacional que mide la cantidad de luz que incide sobre una superficie unitaria a una determinada distancia a partir de una fuente de una candela. 2. Espacio libre o vacío en una cavidad u órgano del cuerpo, por el cual pueden circular gases o líquidos. 3. Espacio interno de un componente o estructura celular.
The definition in the Spanish Wiktionary (Wikcionario), in Spanish.
Source: Spanish Wiktionary (Wikcionario), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.
Forms of lumen
- lúmenes plural
Source: English Wiktionary and Spanish Wiktionary (Wikcionario) (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce lumen?
- /ˈlumen/
- [ˈlu.mẽn]
- [ˈlumẽn]
Sources: English Wiktionary, Spanish Wiktionary (Wikcionario) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
How common is lumen in Spanish?
lumen appears about once in every 1 million words in written Spanish.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).