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Unused vs Obsolete - What's the difference?

unused | obsolete |

As adjectives the difference between unused and obsolete

is that unused is not used while obsolete is no longer in use; gone into disuse; disused or neglected (often by preference for something newer, which replaces the subject).

As a verb obsolete is

to cause to become obsolete.

unused

English

Usage notes

The second pronunciation () pronunciation, which is acceptable for either sense and is normally used for the "not used" sense in all registers.

Adjective

(en adjective)
  • not used
  • I have two unused vouchers for a free meal.
  • not accustomed
  • I am unused to the dark nights of the countryside.

    Anagrams

    *

    obsolete

    English

    Adjective

    (en adjective)
  • No longer in use; gone into disuse; disused or neglected (often by preference for something newer, which replaces the subject).
  • * {{quote-magazine, date=2013-07-20, volume=408, issue=8845, magazine=(The Economist)
  • , title= The attack of the MOOCs , passage=Since the launch early last year of […] two Silicon Valley start-ups offering free education through MOOCs, massive open online courses, the ivory towers of academia have been shaken to their foundations. University brands built in some cases over centuries have been forced to contemplate the possibility that information technology will rapidly make their existing business model obsolete .}}
  • (biology) Imperfectly developed; not very distinct.
  • Usage notes

    * Nouns to which "obsolete" is often applied: word, phrase, equipment, computer, technology, weapon, machine, law, statute, currency, building, idea, skill, concept, custom, theory, tradition, institution.

    Synonyms

    * (no longer in use) ancient, antiquated, antique, archaic, disused, neglected, old, old-fashioned, out of date * abortive, obscure, rudimental

    Derived terms

    * obsoleteness

    Verb

    (obsolet)
  • (US) Oxford Dictionary To cause to become obsolete.
  • This software component has been obsoleted .
    We are in the process of obsoleting this product.

    Usage notes

    * (term) is often used in computing and other technical fields to indicate an effort to remove or replace something. * Compare

    References