L
- Lacunar
- Latin name in architecture for paneled or coffered ceiling, soffit, or vault adorned with a pattern of recessed panels.
- Latticework
- An ornamental, lattice framework consisting of a criss-crossed pattern
- Lintel
- A horizontal block that spans the space between two supports
- Loggia
- A gallery formed by a colonnade open on one or more sides. The space is often located on an upper floor of a building overlooking an open court or garden.
- Lunette
- A half-moon shaped space, either masonry or void
Read more about this topic: Glossary Of Architecture