Term: flint: a hard kind of stone; a form of silica more opaque than chalcedony
Broader: silica: a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite | Unrelated: rationalization: the organization of a business according to scientific principles of management in order to increase efficiency
Broader: silica: a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite | Unrelated: ballast: coarse gravel laid to form a bed for streets and railroads
Broader: silica: a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite | Unrelated: iranian monetary unit: monetary unit in Iran
Broader: silica: a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite | Unrelated: hedgehog cactus: cactus of the genus Echinocactus having stout sharp spines
Broader: silica: a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite | Unrelated: teriyaki: beef or chicken or seafood marinated in spicy soy sauce and grilled or broiled
Broader: silica: a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite | Unrelated: annular eclipse: only a thin outer disk of the sun can be seen
Broader: silica: a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite | Unrelated: caper: a playful leap or hop
Broader: silica: a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite | Unrelated: dance: a party for social dancing
Broader: silica: a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite | Unrelated: hydroxide: a compound of an oxide with water
Broader: silica: a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechatelierite | Unrelated: fehling's solution: a liquid solution of copper sulfate and potassium tartrate and sodium hydroxide that is used to test for sugar in the urine; solution turns reddish when sugar is present