M / mĕdĭtātōrĭum
noun

mĕdĭtātōrĭum

gen. mĕdĭtātōrii · gender neuter · decl. 2nd
A preparation
A preparation (eccl. Lat.): meditatorium Evangelii, Hier. Ep. 78.—
A place of preparation
A place of preparation, Hier. in Jovin. 2, 12.