sum·mer 2 
(sŭmər)
(sŭmər)n.
1. A heavy horizontal timber that serves as a supporting beam, especially for the floor above.
2. A lintel.
3. A large, heavy stone usually set on the top of a column or pilaster to support an arch or lintel.
[Middle English, beam, pack animal, from Anglo-Norman sumer, from Vulgar Latin *saumārius, from Late Latin sagmārius, pertaining to a packsaddle, packhorse, from sagma, packsaddle; see SUMPTER.]
- cathead
- cathect
- cathectic
- cathedra
- cathedral
- cathedral ceiling
- cathepsin
- Cather
- Catherine
- Catherine
- Catherine
- Catherine de' Medici
- Catherine de Médicis
- Catherine I
- Catherine II
- Catherine of Aragon
- Catherine of Braganza
- Catherine of Siena
- "Catherine the Great."
- catherine wheel
- catheter
- catheterization
- catheterize
- cathexis
- cathinone