Sacrifical a. : Employed in sacrifice.

Example:


Taxonomy
sacrifice, God, Human sacrifice, Animal sacrifice, Christ, suffering, offerings, human sacrifices, body, the cross, the Redemption, Self-sacrifice, the Mass, priest, prayers, the practice, lamb, bread and wine.

Defination from the web:
sacrificial marks long before any written records of the practice. ... Geza Vermes writes that the title "Lamb of God" does not necessarily refer to the metaphor of a sacrificial animal. ...