harmonist noun. ['hɑ:mǝnɪst] L16.
[from HARMONY + -IST.]
1. a. Greek History. A member of a school of musical theorists in ancient Greece who founded the rules of music on the subjective effects of tones as opp. to their mathematical relations. L16.
b. A musician. arch. M18.
■ G. Huddesford Ballads I have heard rehears'd By harmonists itinerant.
c. A composer skilled in, or an expert in the theory of, harmony. L18.
■ E. Gurney Modern harmonists are unwilling to acknowledge that the minor triad is less consonant than the major.

2. A collator of parallel or related texts, esp. of the four Gospels. E18.

3. A person who brings things into harmony or agreement. E19.

4. (Harmonist.) A member of the Harmony Society, a 19th-cent. communistic Christian religious sect which settled in Pennsylvania. E19.

[TahlilGaran] English Dictionary ▲