From Proto-Brythonic *glas cu (“green hollow”), from *glas (“green”) + *cöü (“hollow”) (for this element see Irish cuas (“hollow”), Welsh cau (“hollow”)); usually romantically translated as "the dear green place." Compare modern Scottish Gaelic Glaschu.
- (Received Pronunciation) IPA(key): /ˈɡlɑːz.ɡəʊ/, /ˈɡlæz.ɡəʊ/
- (General American) IPA(key): /ˈɡlæz.ɡoʊ/
- (Scotland) IPA(key): /ˈɡlaz.ɡo/, (dialectally/locally) /ˈɡlez.ɡə/, /ˈɡles.kə/
- A major city and council area of Scotland, largest city in Scotland.
- A community in the Regional Municipality of Durham, Ontario, Canada.
- A community in the town of Caledon, Regional Municipality of Peel, Ontario, Canada.
- A settlement in Nickerie district, Suriname.
- A ghost town in San Bernardino County, California.
- A census-designated place in New Castle County, Delaware.
- An unincorporated community in Thomas County, Georgia, United States.
- A village in Scott County, Illinois.
- A ghost town in Black Hawk County, Iowa.
- A home rule city, the county seat of Barren County, Kentucky.
- A small city in Howard County and Chariton County, Missouri.
- A small city, the county seat of Valley County, Montana.
- An unincorporated community in Columbiana County, Ohio, United States.
- An unincorporated community in Tuscarawas County, Ohio, United States.
- An unincorporated community and census-designated place in Coos County, Oregon, United States.
- A tiny borough of Beaver County, Pennsylvania.
- A town in Rockbridge County, Virginia.
- A small town in Kanawha County, West Virginia.
- Matasović, Ranko (2009) Etymological Dictionary of Proto-Celtic (Leiden Indo-European Etymological Dictionary Series; 9), Leiden: Brill, →ISBN