Nazirite
noun
Naz·i·rite ˈna-zə-ˌrīt 
variants or Nazarite
: a Jew of biblical times consecrated to God by a vow to avoid drinking wine, cutting the hair, and being defiled by the presence of a corpse
Naziritism
ˈna-zə-ˌrī-ˌti-zəm
noun 
Word History
Etymology
Late Latin nazaraeus, from Greek naziraios, nazaraios, from Hebrew nāzīr, literally, consecrated
First Known Use
1560, in the meaning defined above