encratite

from The Century Dictionary.

• noun In the early history of the church, especially among the Gnostics, one of those ascetics who refrained from marriage and from the use of flesh-meat and wine.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Eccl. Hist.) One of a sect in the 2d century who abstained from marriage, wine, and animal food; -- called also Continent.