Wiktionary
n. (context science education English) (abbreviation of preparation room English)
Usage examples of "prep room".
Wearing a Level Four biohazard suit, Bauer entered the short corridor between the prep room and the massive, vaultlike door that would allow him to enter the cocoon.
Karl Bauer about to leave the decontamination area, called the prep room.
He took the turn down to the prep room, half seeing the scatter of men and women who were ordinary about the place, preferring this company until he had his nerves steady again.
The prep room door flared open, and Kivrin and Gilchrist came into the room, Kivrin holding her long skirts up as she stepped over the scattered boxes.
I was taken to the prep room, where the technicians built their mystical elixirs, and I began to suffer a panic attack.
My slumbering double would then come rushing toward the prep room, pulling twenty gees of acceleration at the beginning and end of her trip.
I thought it was by association, but Grandma said she thought Con dabbled in the makeup tray in the prep room.