Before revision: In ancient Greece, a phratry (φρᾱτρῐ́ᾱ, phrātríā, "brotherhood" or "kinfolk", derived from φρᾱ́τηρ, phrā́tēr, meaning "brother") was a set of groups formed by citizens in some city-states.
After revision: In ancient Greece, a phratry (φρᾱτρῐ́ᾱ, phrātríā, "brotherhood" or "kinfolk", derived from φρᾱ́τηρ, phrā́tēr, meaning "brother") was a group containing citizens in some city-states.