O que é eternal? O que é eternal? Being without beginning or end; existing outside of time. See Synonyms at infinite.Continuing without interruption; perpetual.Forever true or changeless: eternal truths. Seemingly endless; interminable. See Synonyms at ageless, continual.Of or relating to spiritual communion with God, especially in the afterlife.Something timeless, uninterrupted, or endless.God. Used with the.