- The definition of a valley is a stretch of low land between two mountain or hill ranges.
An example of a valley is the San Fernando area in southern California which is circled by the Transverse Ranges.
A mist filled valley.
valley definition by Webster's New World
- a stretch of low land lying between hills or mountains and usually having a river or stream flowing through it
- the land drained or watered by a great river system: the Mississippi valley
- any long dip or hollow, as the trough of a wave
- Archit. the trough formed where two slopes of a roof meet, or where the roof meets a wall
Origin: Middle English valey ; from Old French valee ; from val ; from Classical Latin vallis, vale ; from Indo-European base an unverified form wel-, to turn, roll from source walk, well
valley definition by American Heritage Dictionary
noun pl. val·leys
- An elongated lowland between ranges of mountains, hills, or other uplands, often having a river or stream running along the bottom.
- An extensive area of land drained or irrigated by a river system.
- A depression or hollow resembling or suggesting a valley, as the point at which the two slopes of a roof meet.
Origin: Middle English valey, from Old French valee, from Vulgar Latin *vallāta, from Latin vallēs; see wel-2 in Indo-European roots.
- valˈleyed adjective
valley - Science Definition