valley

Definitions

General English

General Science

  • noun a long low area, usually with a river at the bottom, between hills or mountains

Aviation

  • noun an area of low-lying land between mountains or hills

Construction

  • The place where two planes of a roof meet at a downward, or "V," angle.

Military

  • noun an area of low ground flanked by hills, usually with a river running through it

Origin & History of “valley”

Valley comes via Anglo-Norman valey from *vallāta, a vulgar Latin derivative of Latin vallis ‘valley’, whose origins are uncertain. A more direct English descendant of vallis is vale (13th c.).
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