ORATORY n. 2 definitions
risons, or prayer; especially, a chapel or small room set apart for private devotions. An oratory [temple] . . . in worship of Dian. Chaucer. Do not omit thy prayers for want of a good oratory, or place to pray in. Jer. Taylor. Fathers of the Oratory (R. C. Ch.), a society of priests founded by St. Philip Neri, living…
LABORATORY n.
experiments in any branch of natural science; as, a chemical, physical, or biological laboratory. Hence, by extension, a place where something is prepared, or some operation is performed; as, the liver is the laboratory of the bile.
MORATORY a.
Of or pertaining to delay; esp., designating a law passed, as in a time of financial panic, to postpone or delay for a period the time at which notes, bills of exchange, and other obligations, shall mature or become due.