1. Not made dim or less bright
   "undimmed headlights"; "surprisingly the curtain started to rise while the houselights were still undimmed"
   - bright

Antonym: dimmed

• genus Lycopodium
• genus Lycopus
• genus Lycosa
• genus Lyginopteris
• genus Lygodium
• genus Lygus
• genus Lymantria
• genus Lynx
• genus Lyonia
• genus Lyrurus
• genus Lysichiton
• genus Lysichitum
• genus Lysiloma
• genus Lysimachia
• genus Lythrum
• genus Macaca
• genus Macadamia
• genus Machaeranthera
• genus Macleaya
• genus Maclura
• genus Macowanites
• genus Macrocephalon
• genus Macrocheira
• genus Macroclemys
• genus Macrodactylus