<p>Chapter 11 Key Terms</p><p>1. Arch: A masonry construction in which a number of wedge- shaped stones, held in place by pressing against one another, form a semicircular curve.</p><p>2. Corbeled arch: An arch constructed from an overlapping arrangement of stones, each layer projecting a bit beyond the row beneath it, and held in place by pressure of the stones against one another. </p><p>3. Dome: A hemispherical vault or ceiling over a circular opening.</p><p>4. Ferroconcrete: A principle of construction employing concrete reinforced with steel rods.</p><p>5. Masonry: A medium of architecture consisting of stone or brick.</p><p>6. Post and lintel: A method of construction in which two vertical members (posts) support a horizontal member (lintel) to create a covered space. </p>