Before revision: 250px|Dolosse forming a protective structure against a shoreline in Cape Town, South Africa A dolos (plural: dolosse) is a reinforced concrete block in a complex geometric shape weighing up to , that is used in great numbers as a form of coastal management .
After revision: 250px|Dolosse forming a protective structure against a shoreline in Cape Town, South Africa A dolos (plural: dolosse) is a wave-dissipating concrete block used in great numbers as a form of coastal management .