from The Century Dictionary.

  • noun The state or process of becoming obsolete.
  • noun In entomology, an obsolete part of a mark, stria, etc.: as, a band with a central obsolescence.

from the GNU version of the Collaborative International Dictionary of English.

  • noun The state of becoming obsolete.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun uncountable The state of being obsolete—no longer in use; gone into disuse; disused or neglected.
  • noun countable The process of becoming obsolete, outmoded or out of date.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun the process of becoming obsolete; falling into disuse or becoming out of date


from Wiktionary, Creative Commons Attribution/Share-Alike License

From Latin obsolescens past participle of obsolescere.


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  • “The sumptuous age of stars and images is reduced to a few artificial tornado effects, pathetic fake buildings, and childish tricks which the crowd pretends to be taken in by to avoid feeling too disappointed. Ghost towns, ghost people. The whole place has the same air of obsolescence about it as Sunset or Hollywood Boulevard.�? - Jean Baudrillard

    February 5, 2007

  • Spectacular! What an excellent usage note!

    February 5, 2007

  • A much more poetic word than obsolete.

    February 6, 2007