quoin /koin/

1. A salient angle, esp of a building
2. A cornerstone, esp a dressed cornerstone
3. A keystone
4. A voussoir (qv)
5. A wedge, esp for locking type in a chase, or for raising a gun

1. To wedge
2. To secure or raise by wedging

• cross-correlates
• cross-correlating
• cross-correlation
• cross correspondence
• cross-countries
• cross-country
• cross-court
• cross cousin
• cross-crosslet
• cross-crosslets
• cross-cultural
• cross-current
• cross-currents
• cross-curricular
• crosscut
• crosscuts
• crosscut saw
• crosscut saws
• crosscutting
• crosscuttings
• cross-dating
• cross-division
• cross-divisions
• cross-dress
• cross-dressed