valley

From Wiktionary

[change] Pronunciation

• enPR: /vălē/
• IPA: /væl.li/
• SAMPA: /v{l.li/
•  Audio (US)^{help, file}

[change] Noun

Singular valley

Plural valleys

1. An long, low area between hills or mountains, often with a river running through it.
2. The area which drains into a river.
3. Any structure resembling #1, for example, the point where two angled roofs meet.