[mod.L., a. Gr. type *τέλεσις (f. τελεῖν to finish, complete, f. τέλος end) implied in compounds, as τελεσίδρομος completing the course.] The intelligent direction of effort toward the achievement of an end.
1898. L. F. Ward, Outl. Sociology, 181, 186190.
1905. Dealey & Ward, Text-bk. Sociology, IV. xvi. § 280. 237. If we regard all the forces of nature as so many means to the ends of man and society, telesis becomes the adjustment of means to ends, and all human effort is expended upon the means.