castellation

noun
cas·​tel·​la·​tion | \ ˌkastəˈlāshən \
plural -s

Definition of castellation

1 : the act of castellating
2 : a castellated structure
3a : battlement
b : a groove or recess in a castellated structure (as a nut) a cotter pin passing through the castellation and the hole in the bolt

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History and Etymology for castellation

Medieval Latin castellation-, castellatio, from castellatus + -ion, -io -ion

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Dictionary Entries Near castellation

castellated nut

castellation

castellatus

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Cite this Entry

“Castellation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/castellation. Accessed 2 Dec. 2021.

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