Path. [a. F. atonie (14th c.), ad. med.L atonia, a. Gr. ἀτονία, n. of state f. ἄτονος: see ATONIC.] Want of tone, relaxed condition: enervation, languor. Also fig.
1693. Phil. Trans., XVII. 659. This Atony of the Glandules of the Brain.
1752. Chambers, Cycl., Atony, in medicine, a want of tone or tension; or a relaxation of the solids of a human body: occasioning a loss of strength, faintings, &c.
1847. trans. Geo. Sands Wks., VI. 141. Ennui is the languor of the soul, an intellectual atony.