Strong's G5440 — φυλακτήριον (noun)
phulakterion (foo-lak-tay'-ree-on) n.
1. a guard-case, i.e. "phylactery" for wearing slips of Scripture texts
[neuter of a derivative of G5442]
KJV: phylactery 
Root(s): G5442 
Hebrew root: φυλάσσω
Occurrences: 1