1904, agent noun in Latin form from chiropractic (q.v.).
Entries linking to chiropractor
chiropractic
in reference to the curing of diseases by manipulation of the spine or other bodily structures, coined in American English, 1898 (adj.); 1899 (n.), from chiro- "hand" + praktikos "practical" (see practical), the whole of it loosely meant as "done by hand."
*ghes-
Proto-Indo-European root meaning "the hand."
It forms all or part of: chiral; chiro-; chirognomy; chirography; chirology; chiromancy; chiropodist; chiropractic; chiropractor; chirosophy; chirurgeon; enchiridion; surgeon; surgery; surgical.
It is the hypothetical source of/evidence for its existence is provided by: Greek kheir, Hittite keshshar, Armenian jern "the hand"