ˌsəbˌsiŋ(k)ˈtōrēəm noun
or suc·cinc·to·ri·um ˌsəkˌsiŋ(k)ˈtōrēəm, ÷ ˌsəˌsi-
( -s )
Etymology: Late Latin, from Latin subcinctus, succinctus (past participle of subcingere, succingere to tuck up, gird about) + -orium -ory — more at succinct
: a vestment consisting of an ornamental square of cloth suspended from the girdle and worn by the pope of the Roman Catholic Church when celebrating a solemn mass