trough

Encyclopedia Article

Article

In the context of landscapes and terrains, the term trough refers to an elongated, shallow groove between hills or raised rock formations.

Photo Credit: 

 
"Lava Trough, El Malpais National Conservation Area, New Mexico, March 30, 2015" by Sophie Ell is licensed under CC BY.

Published Works: 
People of Darkness (1980)
Term Type: 
Geologic Feature