Obsoleteとは 意味・読み方・使い方

語源

Borrowed from Latin obsolētus (“worn out, gone out of use”), past participle of obsolēscere (“to wear out, fall into disuse, grow old, decay”); see obsolesce.

発音

• (英国発音) IPA: /ˈɒbsəliːt/
• (米国発音) enPR: äbsəˈlēt, IPA: /ɑbsəˈliːt/, /ˈɑbsəliːt/

形容詞

obsolete (comparative more obsolete, superlative most obsolete)

1. (of words, equipment, etc.) No longer in use; gone into disuse; disused or neglected (often in favour of something newer).

   Synonyms: antiquated, deprecated, disused; see also Thesaurus:obsolete

   Speedy, worldwide, accessible delivery of news through the Web has made newspapers obsolete.

   Horses became obsolete means of transportation in cities in the first half of the twentieth century.

   • 2013 July 20, “The attack of the MOOCs”, in The Economist, volume 408, number 8845:

     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.

2. (biology) Imperfectly developed; not very distinct.

   Synonyms: abortive, obscure, rudimental

   • 1891, Charles Dixon, The Birds of Our Rambles: With a Companion for the Country, page 130:

     These two birds somewhat closely resemble each other, but the Sedge Warbler is russet-brown above, the feathers with dark centres, the pale buff eyestripe is very clearly defined, and the underparts are buffish white; the Reed Warbler is more olive on the upper parts, the feathers having no dark centres, the underparts are more inclined to buff, and the eyestripe is nearly obsolete.

派生語

Collocations

動詞

obsolete (third-person singular simple present obsoletes, present participle obsoleting, simple past and past participle obsoleted)

1. (transitive) To cause to become obsolete.

   This software component has been obsoleted.

   We are in the process of obsoleting this product.

   • 2023 March 22, “Pause Giant AI Experiments: An Open Letter”, in Future of Life Institute‎:

     Should we develop nonhuman minds that might eventually outnumber, outsmart, obsolete and replace us?

使用する際の注意点

• To obsolete is often used in computing and other technical fields to indicate an effort to remove or replace something.
• Compare deprecated (“no longer considered correct usage”).

同意語

• antiquate; see also Thesaurus:make older

関連する語

名詞

obsolete (plural obsoletes)

1. An obsolete thing or person.

Further reading

• “obsolete”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “obsolete”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.
• “obsolete”, in OneLook Dictionary Search.

発音

• (Classical Latin) IPA: [ɔp.sɔˈɫeː.teː]
• (modern Italianate Ecclesiastical) IPA: [ob.soˈlɛː.te]

副詞

obsolētē (comparative obsolētius, superlative obsolētissimē)

1. old
2. This term needs a translation to English. Please help out and add a translation, then remove the text {{rfdef}}.

語源 2

発音

• (Classical Latin) IPA: [ɔp.sɔˈɫeː.tɛ]
• (modern Italianate Ecclesiastical) IPA: [ob.soˈlɛː.te]

Participle

obsolēte

1. vocative masculine singular of obsolētus

参照

• “obsolete”, in Charlton T. Lewis (1891), An Elementary Latin Dictionary, New York: Harper & Brothers