trochilics

Ancient Greek

trochilics (uncountable)

1. The science of rotary motion, or work done with wheels.
   • 1921, Dornford Yates, Anthony Lyveden:

     For setting wheels within wheels, you cannot match Fortune. After all, she has made trochilics her hobby through all the ages.

   • 1648, John Wilkins, Mathematical Magick

     But for the better conceiving of this invention, it is requisite that we rightly understand some principles in trochilics, or the art of wheel-instruments

trochilics in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913

• chloristic, schorlitic