from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Extremely durable; permanent.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. very durable; longlasting
from the GNU version of the Collaborative International Dictionary of English
- n. Very durable; lasting; continuing long.
from The Century Dictionary and Cyclopedia
- Lasting; continuing long; everlasting; imperishable.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. very long lasting
Middle English, from Old French, from Late Latin perdūrābilis, from Latin perdūrāre, to endure : per-, per- + dūrāre, to last; see deuə- in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
From the Latin, via Old French and Old English; perdurare "to endure," from per- "throughout" + durare "to last" (Wiktionary)