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Learn to pronounce ob·so·lete

/ˌäbsəˈlēt/
adjective
  1. no longer produced or used; out of date.
    "the disposal of old and obsolete machinery"
    synonyms: out of date, outdated, outmoded, old-fashioned, no longer in use, disused, fallen into disuse, superannuated, outworn, antiquated, antediluvian, anachronistic, discarded, discontinued, old, dated, antique, archaic, ancient, fossilized, extinct, defunct, dead, bygone, out of fashion, out, behind the times, démodé, passé, vieux jeu, old hat, out of the ark, geriatric, prehistoric, past its sell-by date, antwacky
  2. (of a part or characteristic of an organism) less developed than formerly or in a related species; rudimentary; vestigial.

verb
cause (a product or idea) to be or become obsolete by replacing it with something new.
"we're trying to stimulate the business by obsoleting last year's designs"

People also ask
1. a : no longer in use or no longer useful an obsolete word b : of a kind or style no longer current : old-fashioned an obsolete technology farming methods ...
5 days ago · no longer used or needed, usually because something newer and better has replaced it: Typewriters have been rendered obsolete by computers.
Located in Culver City in the west side of Los Angeles, Obsolete has presented unique furniture, lighting, and curiosities alongside contemporary figurative ...
3 days ago · Synonyms for OBSOLETE: archaic, antiquated, medieval, useless, outmoded, outdated, prehistoric, dated; Antonyms of OBSOLETE: modern, new, ...
adjective · no longer in general use; fallen into disuse: an obsolete expression. · of a discarded or outmoded type; out of date: an obsolete battleship. · (of ...
Adjective · (of words, equipment, etc.) No longer in use; gone into disuse; disused or neglected (often in favour of something newer).
OBSOLETE meaning: 1 : no longer used because something newer exists replaced by something newer; 2 : no longer used by anyone.

Obsolescence

Obsolescence is the process of becoming antiquated, out of date, old-fashioned, no longer in general use, or no longer useful, or the condition of being in such a state. When used in a biological sense, it means imperfect or rudimentary when... Wikipedia
The earliest known use of the verb obsolete is in the mid 1600s. OED's earliest evidence for obsolete is from 1640, in the writing of J. Pym.
obsolete in American English · 1. no longer in use or practice; discarded · 2. no longer in fashion; out-of-date; passé · 3. Biology. rudimentary or poorly ...
Obsolete is from the Latin obsolescere "to fall into disuse," and it is a very handy adjective for anything that is no longer used, from words to factories to ...