0 the part of a building or organization where few people are allowed to go, especially where the most important or secret work is done:
He hadn't yet mustered the courage to try to sneak into the gang leader's sanctum sanctorum.
There is a sanctum sanctorum inside for top-secret documents.
That tree was one of my special places - my sanctum sanctorum.
The astrologer had found that a female had defiled the temple by getting inside the sanctum sanctorum.
Two lingams are installed in the sanctum sanctorum.
Two lingam are installed in the sanctum sanctorum.
The court is regarded as the sanctum sanctorum of the college by fellows and students on account of the difficulty of obtaining rooms there.
The electrified sanctum sanctorum is deep inside the cave.
