unit of force, 1904, named in honor of Sir Isaac Newton (1642-1727). Related: Newtonian.
1822 in the figurative sense, "violently making conformable to standard, producing uniformity by deforming force or mutilation," from Procrustes, name of the mythical robber of Attica who seized travelers, tied them to his bed, and either stretched their limbs or lopped of their legs to make them fit it. With ending as in Herculean. By 1776 as Procrustian. The figurative image, though not the exact word, was in English at least from 1580s.
The name is Greek Prokroustēs "one who stretches," from prokrouein "to beat out, stretch out," from pro "before" (see pro-) + krouein "to strike," from PIE *krou(s)- "to push, bump, strike, break" (source also of Russian krušit' "to strike, stamp," Lithuanian kraušyti "to stamp off;" Russian kroxa "morsel, crumb;" Lithuanian krušti "to stamp, push (apart)").
"the communist guerrilla force in Vietnam 1954-1976," also Vietcong, 1957, from Vietnamese, in full Viêt Nam Cong San, literally "Vietnamese communist."
by 1912 in reference to the inertial force that acts on objects that are in motion relative to a rotating reference frame, from the name of French scientist Gaspard Gustave de Coriolis (1792-1843) who described it c. 1835.