An example of an ineluctable act is the sun rising every day.
Origin of ineluctable
- Latin inēluctābilis in- not in–1 ēluctābilis penetrable (from ēluctārī to struggle out of) (ex- ex-) (luctārī to struggle)
From American Heritage Dictionary of the English Language, 5th Edition
- From Middle French inéluctable, from Latin inēluctābilis, from in- + ēluctor (“struggle out”).