1922, abbreviation of frequency modulation as a method of encoding information in radio waves by varying the frequency of the wave. As a method of broadcasting radio programs, it began in the late 1930s and was notable for superior noise reduction and the capability of broadcasting in stereo. As the chosen medium for broadcasting stereo rock music it became popular in the 1970s.
1590s, "one who is characterized by strict adherence to method," from method + -ist. With a capital M-, it refers to the Protestant religious denomination founded 1729 at Oxford University by John and Charles Wesley. The name had been used at least since 1686 for various new methods of worship; it was applied to the Wesleys by their fellow-students at Oxford for their methodical habits in study and religious life. Johnson (1755) describes them as "One of a new kind of puritans lately arisen, so called from their profession to live by rules and in constant method." Related: Methodism.
word-forming element meaning "art, craft, skill," later "technical, technology," from Latinized form of Greek tekhno-, combining form of tekhnē "art, skill, craft in work; method, system, an art, a system or method of making or doing," from PIE *teks-na- "craft" (of weaving or fabricating), from suffixed form of root *teks- "to weave," also "to fabricate."
1832, in gardening, as a method of plant propagation, from layer (n.). Meaning "to form into layers" is from 1852. Related: Layered; layering.
1540s, "to vote by secret method" (such as ballot balls), from ballot (n.). Related: Balloted; balloting.