Couloir
Couloir noun - A narrow opening between hillsides or mountains that can be used for passage.
Usage example: at one point the steep, ice-encrusted walls of the couloir are no more than 50 feet apart
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Synonyms for Couloir
Gap
Gap noun - A narrow opening between hillsides or mountains that can be used for passage.
Usage example: thought they were stuck until they found a gap in the mountain range that they could hike through
Mutual synonyms
Cite this Source
Gap and Couloir. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/couloir/gap
Couloir & Gap. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/couloir/gap>.
Gap or Couloir. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/couloir/gap.
Google Ngram Viewer shows how "couloir" and "gap" have occurred on timeline