英语词源字典 - 在线词源网站

debilitate (v.)[debilitate 词源字典]: 1530s, from Latin debilitatus, past participle of debilitare "to weaken," from debilis "weak" (see debility). Related: Debilitated; debilitating.[debilitate etymology, debilitate origin, 英语词源]
mens sana in corpore sano: c. 1600, Latin, literally "a sound mind in a sound body," a line found in Juvenal, "Satires," x.356.
Mens sana in corpore sano is a contradiction in terms, the fantasy of a Mr. Have-your-cake-and-eat-it. No sane man can afford to dispense with debilitating pleasures; no ascetic can be considered reliably sane. Hitler was the archetype of the abstemious man. When the other krauts saw him drink water in the Beer Hall they should have known he was not to be trusted. [A.J. Liebling, "Between Meals," 1962]
adynamic: "Originally: resulting in or characterized by weakness or debility; specifically designating fevers, especially typhus and typhoid, which have a marked debilitating effect (now rare ). In later use: specifically exhibiting, characterized by, or resulting from reduced or absent muscular contraction", Early 19th cent.; earliest use found in The Monthly Review. From a- + dynamic.