Lumen

Lumen may refer to:

• Lumen (unit), the SI unit of luminous flux
• Lumen (anatomy), the cavity or channel within a tubular structure
• Lumen (band), a Russian rock band
• Lumen (branding agency), a design and branding company headquartered in Milan, Italy
• The Lumen (Cleveland), a skyscraper in downtown Cleveland
• Lumen (website), a database of Digital Millennium Copyright Act takedown requests
• 141 Lumen, an asteroid
• Lumen Martin Winter (1908–1982), American artist
• Lumen metabolism tracker, a health and wellness product
• Lumen Pierce, a fictional character in the television series Dexter
• Lumen Technologies, telecommunications company formerly known as CenturyLink
• Stellar Lumens, a cryptocurrency and payment network
• USS Lumen (AKA-30), a US Navy ship
• Lumen (dating app), a dating app for people over fifty
• Lumen, an office building in Warsaw, Poland, part of Złote Tarasy complex
• Lumen (novel), an 1887 novel by Camille Flammarion

• Luminal (disambiguation)