Meanings
proper nounMountcastle (countable and uncountable, plural Mountcastles)
plural Mountcastles
- countableuncountableA suburb of Edinburgh, Scotland, United Kingdom.
- countableuncountableAn unincorporated community in New Kent County, Virginia, United States.
- countableuncountableA surname from Irish.
Origin
Perhaps a habitational surname from a now lost place, from mount + castle. Alternatively, a further Anglicization of the Irish surname Mountcashell.
Full word history & related roots →Cite this entry
APA
Mountcastle. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/Mountcastle
MLA
“Mountcastle.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Mountcastle. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “Mountcastle,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/Mountcastle.
Source: Mountcastle on Wiktionary, CC BY-SA 4.0.