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Definition of Master key
1. Noun. Key that secures entrance everywhere.
Generic synonyms: Key
Specialized synonyms: Skeleton Key
Definition of Master key
1. Noun. A key designed to open a set of several locks; a passkey ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Master Key
Literary usage of Master key
Below you will find example usage of this term as found in modern and/or classical literature:
1. Proceedings by Royal Institute of British Architects (1884)
"&c., with separate Key to each and Master-Key to pass the entire suite, ...
The Master-Key may also be made Double-Locking, thus excluding for the time the ..."
2. The Encyclopedia Americana: A Library of Universal Knowledge (1919)
"... other by the master-key; by providing a "lifter," which, when actuated by the
master-key, moves the tumblers in the same manner as does the change-key ..."
3. Building Construction and Superintendence by Frank Eugene Kidder (1915)
"The master-key operates all of the locks in the set, while the "change-key" will
operate only the lock for which it is made. All of the better grades of ..."
4. Building Construction and Superintendence by Frank Eugene Kidder (1906)
"Locks made on this principle are termed " master- keyed locks," the master key
operating all of the locks in the set, while the " change key " will only ..."
5. International Library of Technology: A Series of Textbooks for Persons by International Textbook Company (1909)
"A series of master-key locks may also be "submaster- keyed" by dividing it into
... In such a case, each group is operated by a master key of its own, ..."
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