Valley definition

vălē
Frequency:
An elongated lowland between ranges of mountains, hills, or other uplands, often having a river or stream running along the bottom.
noun
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A stretch of lowland lying between hills or mountains and usually having a river or stream flowing through it.
noun
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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.

noun
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A city in Nebraska.
pronoun
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The land drained or watered by a great river system.

The Mississippi Valley.

noun
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A long, narrow region of low land between ranges of mountains, hills, or other high areas, often having a river or stream running along the bottom. Valleys are most commonly formed through the erosion of land by rivers or glaciers. They also form where large regions of land are lowered because of geological faults.
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Any long dip or hollow, as the trough of a wave.
noun
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(archit.) The trough formed where two slopes of a roof meet, or where the roof meets a wall.
noun
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The San Fernando Valley in southern California.
pronoun
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A depression or hollow resembling or suggesting a valley, as the point at which the two slopes of a roof meet.
noun
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An extensive area of land drained or irrigated by a river system.
noun
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Other Word Forms

Noun

Singular:
valley
Plural:
valleys

Origin of valley

  • Middle English valey from Old French valee from Vulgar Latin vallāta from Latin vallēs wel-2 in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition