valley
- 01 A2 Elementary
a low area of land between hills or mountains, often with a river at the bottom.
an elongated depression in the earth's surface, usually between ranges of hills or mountains and often containing a stream.
Simple“The small village was hidden deep in a green valley between two high mountains.”
In context“The river winds through the fertile valley, providing essential irrigation for the agricultural communities settled along its banks.”
- 02 C1 Advanced
the whole area of land where water flows into a specific river.
the entire catchment area or basin drained by a particular river system.
Simple“Pollution from the factories affected the entire river valley.”
In context“Environmental scientists monitored the nitrogen levels across the entire valley to determine the impact of industrial runoff on the local ecosystem.”
- 03 C2 Proficiency
the internal angle where two sloping sides of a roof meet.
the internal angle formed by the intersection of two inclined roof surfaces, designed to channel water toward a gutter.
Simple“Leaves often get stuck in the roof valley and cause leaks during heavy rain.”
In context“The roofer carefully installed lead flashing in the valley to ensure the junction between the two gables remained completely watertight.”