| environ. |
altitude 1. In general, a term used to describe a topographic eminence. 2. A specific altitude or height above a given level. 3. In surveying, the term refers to the angle between the horizontal and a point at a higher level; hill A natural elevation of the land surface, rising rather prominently above the surrounding land, usually of limited extent and having a well-defined outline, rounded rather than peaked or rugged, with no specific definition of absolute elevation; rising The slow vertical instability of the earth crust involving up-and-down movements as in the volcanic district west of Naples, Italy; geological |
