concameration

noun

con·​cam·​er·​a·​tion

(ˌ)känˌkaməˈrāshən,

kən-

plural -s

1

: a vaulted construction (as a roof or ceiling)

2

: vault sense 5

Word History

Etymology

Latin concameration-, concameratio, from concameratus + -ion-, -io -ion

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