1350-1400;Middle English < Late Latinhecticus < Greekhektikós habitual, consumptive, adj. corresponding to héxis possession, state, habit, equivalent to *hech-, base of échein to have + -sis-sis; see -tic; replacing Middle Englishetyk < Middle French
late 14c., etik, from O.Fr. etique, from L.L. hecticus, from Gk. hektikos "continuous, habitual, consumptive" (of a disease, because of the constant fever), from hexis "habit," from ekhein "have, hold, continue." The Latin -h- was restored in Eng. 1500s. Sense of "feverishly exciting, full of disorganized activity" first recorded 1904.