hi·er·at·ic / ˌhī(ə)ˈratik/ • adj. of or concerning priests: he raised both his arms in an outlandish hieratic gesture. ∎ of or in the ancient Egyptian writing of abridged hieroglyphics used by priests. Compare with demotic. ∎ of or concerning Egyptian or Greek styles of art adhering to early methods as laid down by religious tradition.DERIVATIVES: hi·er·at·i·cal·ly / -ik(ə)lē/ adv.