adj of or pertaining to the sacramentarians.
2. sacramentarian ·adj of or pertaining a sacrament, or to the sacramentals; sacramental.
3. sacramentarian ·noun one who holds extreme opinions regarding the efficacy of sacraments.
4. sacramentarian ·noun a name given in the sixteenth century to those german reformers who rejected both the roman and the lutheran doctrine of the holy eucharist.