Obsolete Definition

ŏbsə-lēt, ŏbsə-lēt
obsoleted, obsoletes, obsoleting
adjective
No longer in use or practice; discarded.
Webster's New World
No longer in fashion; out-of-date; passé
Webster's New World
Outmoded in design, style, or construction.
An obsolete locomotive.
American Heritage
Rudimentary or poorly developed as compared with its counterpart in other individuals of a related species, the opposite sex, etc.; vestigial.
Webster's New World
It is speculated that, within a few years, the Internet's speedy delivery of news worldwide will make newspapers obsolete.
Wiktionary
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verb
obsoleted, obsoletes, obsoleting
To make obsolete, as by replacing with something newer.
Webster's New World

Origin of Obsolete

  • From Latin obsoletus (“worn out, gone out of use"), past participle of obsolescere (“to wear out, fall into disuse, grow old, decay"); see obsolesce.

    From Wiktionary

  • Latin obsolētus past participle of obsolēscere to fall into disuse obsolescent

    From American Heritage Dictionary of the English Language, 5th Edition

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