Meanings
cwm1
plural cwms
- A valley head created through glacial erosion and with a shape similar to an amphitheatre.
A fine glacier descends from Mount Longstaff. It has cut very deep and the walls stand at an angle of at least 50°. Otherwise, although there are many cwms on the lower ranges, the mountains themselves seem little carved.
1913, Robert Falcon Scott, Scott's Last Expedition, Volume 1, Chapter 16
CWM2
plural CWMs
- abbreviationcountableinitialismInitialism of Cincinnati water maze.
- abbreviationinitialismuncountableInitialism of contemporary worship music.
Cwm3
- A village and community in Blaenau Gwent borough, Wales (OS grid ref SO1805).
- A small village and community in Denbighshire, Wales (OS grid ref SJ0677).
Synonyms & antonyms
nounA valley head created through glacial erosion and with a shape similar to an amphitheatre.
More synonyms by meaning
nouna steep-walled semicircular basin in a mountain; may contain a lake
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
cwm · noun
- Welshcwm“valley”
- Englishcwm
Unadapted borrowing from Welsh cwm (“valley”). Doublet of combe.
More words from Welsh
Full word history & related roots →Cwm · proper noun
- Welshcwm“valley”
- EnglishCwm
From Welsh cwm (“valley”).
More words from Welsh
Full word history & related roots →Translations
Chinese Mandarin 山側凹地 /山侧凹地
- 山側凹地 /山侧凹地 (shāncè āodì)valley head created through glacial erosion
Czech kar
- karvalley head created through glacial erosion
Dutch keteldal, kaar
- keteldalvalley head created through glacial erosion
- kaarvalley head created through glacial erosion
- U-dalvalley head created through glacial erosion
Esperanto cirkvalo
- cirkvalovalley head created through glacial erosion
Finnish onsilo
- onsilovalley head created through glacial erosion
French cirque
- cirquevalley head created through glacial erosion
German Kar
- Karvalley head created through glacial erosion
Japanese カール, 圏谷
- カール (kāru)valley head created through glacial erosion
- 圏谷 (kenkoku)valley head created through glacial erosion
Norwegian Bokmål botn
- botnvalley head created through glacial erosion
Polish cyrk lodowcowy, kar
- cyrk lodowcowyvalley head created through glacial erosion
- karvalley head created through glacial erosion
- kociołvalley head created through glacial erosion
Russian цирк
- цирк (cirk)valley head created through glacial erosion
Spanish circo
- circovalley head created through glacial erosion
Welsh cwm, Cwm
- cwmvalley head created through glacial erosion
- Cwmvillage and community in Blaenau Gwent, Wales
- Y Cwmvillage and community in Blaenau Gwent, Wales
Rhymes & wordplay
Rhymes with cwm
Sounds the same
Cite this entry
cwm. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/cwm
“cwm.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/cwm. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “cwm,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/cwm.
Source: cwm on Wiktionary, CC BY-SA 4.0.