plural noun Judaism.
Origin of tefillin
Examples from the Web for tefillin
Contemporary Examples of tefillin
Some of the women had wrapped themselves in traditionally male religious garments like tallit and tefillin, and others had not.NYC Jews Pray In Solidarity With Women Of The Wall
March 12, 2013
Historical Examples of tefillin
These phylacteries (tefillin in Hebrew) are still used by orthodox Jewish men.
1610s, from Rabbinical Hebrew t'phillim, plural of t'phillah "prayer."