terrain

Plural: terrains

Noun

• A tract of land, especially with regard to its physical features.
• a piece of ground having specific characteristics or military potential
  • "they decided to attack across the rocky terrain"
• A single, distinctive rock formation; an area having a preponderance of a particular rock or group of rocks.
• An area of land or the particular features of it.
• The surface of the earth; the ground.

Examples

• controlled flight into terrain
• The open terrain of the Words With Friends board presented many scoring opportunities.
• The race will be run over a variety of terrain, including grass and sand.
• This approach requires the aircraft to stay at an altitude of at least 3000 feet MSL until crossing the VOR in order to maintain terrain clearance.
• TOO LOW, TERRAIN

Synonyms

ground