phra·tor \ˈfrād.ə(r), -ātə- also -ˌtȯ(ə)r or -ȯ(ə)\noun (-s) Etymology: Greek phratōr; akin to Greek phratēr member of the same clan : a member of a phratry < at important funerals the phrators of the dead person mourned while the other phratry conducted the ceremonies — E.R.Embree >