rift valley

1. 1.

   a valley with steep sides; formed by a rift in the earth's crust

   Broadervalley

   NarrowerGreat Rift Valley

Questions about rift valley

What does rift valley mean?

rift valley means "a valley with steep sides; formed by a rift in the earth's crust".

Is rift valley a common word?

rift valley is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.