APOSTOL'ICS, noun Certain sects so called from their pretending to imitate the practice of the apostles, abstaining from marriage, from wine, flesh, pecuniary reward etc., and wandering about clothed in white, with long beards, and bare heads. Sagarelli, the founder of one of these sects, was burnt at Parma in 1300.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI