/deɪlz/
NOUN
Areas of relatively low land situated between hills or mountains, often characterized by gently sloping sides, streams, rivers, and fertile countryside.
Used to describe natural depressions or stretches of low-lying land between elevated areas, particularly broad valleys in hilly or mountainous regions.
Used for relatively deep, steep-sided or narrow depressions in the landscape, including valleys carved by rivers, erosion, or geological movements.
Used for naturally enclosed or bowl-shaped areas of lower ground surrounded by higher terrain, sometimes collecting water or sediment.
NOUN
Open channels, troughs, or spouts designed to convey or discharge water, particularly from a pump or similar source. This is an uncommon or archaic sense.
Used in an uncommon sense for a trough or spout that directs water away from a pump or another water source.