You searched for: “sealing
ceiling, sealing
ceiling (SEEL ing) (noun)
1. The top of a room or any overhanging structural area: The painter applied green paint to the ceiling in the living room.
2. An upper limit, especially as set by a regulation: The government set a wage ceiling for the next year.
sealing (SEEL ing) (noun)
1. A design, initial, or other device which is placed on an official letter or document: The prince used a new sealing on the official envelope before giving it to the courier.
2. Something that closes or fastens tightly or securely: When packing to move, Kristy used tape as sealing for the boxes.

A sign in a munitions factory stated: "If you insist on smoking in this building, be prepared to leave this world through a hole in the ceiling."

—E.C. McKenzie

Once the ceiling was finished, the painters used a coat of sealing before starting to paint.