Noun
One who sacrifices.
Source: Webster's dictionaryWithin the scheme of Greek thinking (which was always on the lookout for hidden significances and "real" meanings of words) his name was identified at first with star-worshiping (astrothytes "star sacrificer") and, with the Zo-, even as the living star. Source: Internet
The lead sacrificer would fast and meditate before a sacrifice to further blur his senses and increase the likelihood of perceiving otherworldly phenomena. Source: Internet