Strong's Exhaustive Concordance dictionaries from openscriptures/strongs. CC BY-SA 4.0 / Public Domain. Derived from James Strong, S.T.D., LL.D., 1890/1894.
σφραγίςsfragis
Short Definition
a signet (as fencing in or protecting from misappropriation)
Strong’s Definition
a signet (as fencing in or protecting from misappropriation); by implication, the stamp impressed (as a mark of privacy, or genuineness), literally or figuratively