Dictionary.com
Thesaurus.com

excubitorium

American  
[ek-skyoo-bi-tawr-ee-uhm, -tohr-] / ɛkˌskyu bɪˈtɔr i əm, -ˈtoʊr- /

noun

plural

excubitoria
  1. (in an ancient Roman city) a night watchman's post or sentry box.


Etymology

Origin of excubitorium

< Latin excubitōrium, equivalent to excubi ( tus ) (past participle of excubāre to watch, literally, lie out; see ex- 1, incubus) + -tōrium -tory 2