What is an Abutment, The brickwork at the side of an opening which supports an arch and receives the load transfer., A sandwich, What is a Keystone?, A type of key, Center stone of an arch, What is a Voussoir?, A type of arch, Wedge-shaped stone, What is a Spandrel?, Space between arches, A type of beam, What is an Intrados?, Inner curve of an arch, Outer curve of an arch, What is an Extrados?, Outer curve of an arch, Inner curve of an arch, What is a Springing Line?, Line where arch springs, Top of the arch, What is a Haunch?, Middle of an arch, Base of a column, What is a Tympanum?, Type of column, Decorated panel, What is a Lintel?, Horizontal support beam, Vertical support beam.

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