Hebrew word
nâzar
naw-zar'
נָזַר
What it means
to hold aloof, i.e. abstain)
to hold aloof, i.e. (intransitivey) abstain (from food and drink, from impurity, and even from divine worship (i.e. apostatize)); specifically, to set apart (to sacred purposes), i.e. devote
Where it comes from
a primitive root