1) a repository of treasure, especially of public treasure, a treasury. It is used to describe the apartments constructed in the courts of the temple, in which the not only the sacred offerings and things needful for the service were kept, but in which the priests, etc, dwelt: Neh 13:7; of the sacred treasury in which not only treasure but also public records were stored, and the property of widows and orphans was deposited.
Part of Speech: noun neuter
From G1047 and G5438; a treasure house, that is, a court in the temple for the collection boxes: - treasury.
|b offering box||6.141|
These two sites give similar information, with the definition from several dictionaries and statistics on the use of the word.
Perseus Digital Library
University of Chicago's Logion lexicon
Thayer's dictionary plus other information.
From this site's dictionary (in Italian)
Click on the first column to search for that word as a form of the root γαζοφυλάκιον; click on the second column to search for that grammatical form of the root γαζοφυλάκιον; click on the third column to search for that word and grammatical form; click on the total to search for the root γαζοφυλάκιον.