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Webster 1913 Edition

Noun.

[L.

abditorium

A place for hiding or preserving articles of value.

Cowell.

Noun.

A place for secreting or preserving goods.

abditory ‎(plural abditories)

(rare) A concealed location used for storage or to hide items. [mid 17th century]^[1]

place for hiding or preserving

↑ Brown, Lesley, editor (1933) The Shorter Oxford English Dictionary, 5th edition, Oxford, UK: Oxford University Press, ISBN 978-0-19-860575-7, published 2003, pages 3