The periosteum which covers the cranium externally;
the region around the cranium.
1. A liquid consisting mainly of the lighter and more volatile hydrocarbons of petroleum or kerosene oil, used as a solvent and for cleansing soiled fabrics; -- called also petroleum spirit, petroleum benzine. Varieties or similar products are gasoline, naphtha, rhigolene, ligroin, etc. 2. Same as Benzene. ...