adj.1 existing always; without an end or (usu.) beginning in time.
2 essentially unchanging (eternal truths).
3 colloq. constant; seeming not to cease (your eternal nagging).
Phrases and idioms:
the Eternal God. Eternal City Rome. eternal triangle a complex of emotional relationships involving two people of one sex and one of the other sex.
Derivatives:
eternality n. eternalize v.tr. (also -ise). eternally adv. eternalness n. eternize v.tr. (also -ise).
Etymology: ME f. OF f. LL aeternalis f. L aeternus f. aevum age