harmonist

plural harmonists

1. One who shows the agreement of corresponding passages of different authors, as of the four Biblical evangelists.

   The demon of fanaticism was the shape which it took with us; and verily, what with religious republicans, harmonists, quakers, fifth-monarchy men, presbyterians, and the reign of the saints upon earth, it needs the strong hand of a Cromwell to reduce the spiritual chaos to any sort of order.

   1834, L[etitia] E[lizabeth] L[andon], chapter III, in Francesca Carrara. […], volume I, London: Richard Bentley, […], (successor to Henry Colburn), →OCLC, page 35

2. entertainmentOne who understands the principles of harmony or is skillful in applying them in composition; a composer.

plural Harmonists

1. historicalA member of the Harmony Society, a Christian theosophy and pietist society founded in Germany in 1785.

   Synonyms: Economite, Harmonite, Rappist, Rappite