The Collaborative International Dictionary
Perdurable \Per*dur"a*ble\ (p[~e]r*d[=u]r"[.a]*b'l; 277), n.
Very durable; lasting; continuing long. [Archaic]
--Chaucer.
--Shak.
Douglas Harper's Etymology Dictionary
mid-13c. (implied in perdurably), from Old French pardurable "eternal, everlasting, perpetual" (12c.), from Late Latin perdurabilis, from perdurare, from per-, intensive prefix, + durare "to endure" (see endure).
Wiktionary
a. very durable; longlasting
WordNet
adj. very long lasting; "less durable rocks were gradually worn away to form valleys"; "the perdurable granite of the ancient Appalachian spine of the continent" [syn: durable, indestructible, undestroyable]
Usage examples of "perdurable".
Thought of the First Principle: thus a Law of Justice goes with all that exists in the Universe which, otherwise, would be dissolved, and is perdurable because the entire fabric is guided as much by the orderliness as by the power of the controlling force.
But forasmuch as the good works that men do while they be in good life be all amortised [killed, deadened] by sin following, and also since all the good works that men do while they be in deadly sin be utterly dead, as for to have the life perdurable [everlasting], well may that man that no good works doth, sing that new French song, J'ai tout perdu -- mon temps et mon labour .