cascade mountains is a noun meaning "a mountain range in the northwestern United States extending through Washington and Oregon and northern California; a part of the Coast Range". It carries one recorded sense.
a mountain range in the northwestern United States extending through Washington and Oregon and northern California; a part of the Coast Range
Definitions, synonyms and semantic relations for cascade mountains come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.