valley

noun

• Area between mountains with river running through
• A shallow depression or groove in a surface, especially in the body.
• A low area of land between hills or mountains, typically with a river or stream flowing through it.
• A period of difficulty, unhappiness, or decline.
• A low area of land between hills or mountains, typically with a river or stream flowing through it.
• The internal angle formed by the intersection of two sloping roof surfaces.