obsolesce

Low
UK/ˌɒbsəˈlɛs/US/ˌɑːbsəˈlɛs/

Formal, Technical, Literary

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Definition

Meaning

To fall into disuse; to become obsolete.

The process by which something becomes outdated or superseded by newer technology, ideas, or standards. It implies a gradual decline in usage and relevance until it is no longer current.

Linguistics

Semantic Notes

A rare, intransitive verb derived from the adjective 'obsolete'. It describes the process, not the state. Often used in technical or academic contexts to describe systems, technologies, or practices. Not commonly used in everyday speech.

Dialectal Variation

British vs American Usage

Differences

No significant difference in meaning or usage. The word is equally rare in both dialects.

Connotations

Neutral, descriptive of a process. May carry a slightly clinical or deterministic connotation, especially in technical writing.

Frequency

Extremely rare in both dialects, but slightly more likely to be encountered in American technical or business writing about product lifecycles.

Vocabulary

Collocations

strong
begin to obsolescerapidly obsolesceinevitably obsolesce
medium
technology begins to obsolescestandards obsolesce
weak
gradually obsolesceslowly obsolescedesigns obsolesce

Grammar

Valency Patterns

S + V (Intransitive)S + begin to + V

Vocabulary

Synonyms

Strong

superannuate

Neutral

become obsoletefall into disusego out of date

Weak

age outphase out (transitive)

Vocabulary

Antonyms

endurepersistremain currentmodernize (transitive)

Phrases

Idioms & Phrases

  • on the way out
  • going the way of the dodo

Usage

Context Usage

Business

Used in discussions of product lifecycles, planned obsolescence, or market trends (e.g., 'That software platform is beginning to obsolesce.').

Academic

Found in historical, sociological, or technological studies describing the process by which ideas or tools become outdated.

Everyday

Virtually never used. Speakers would say 'become obsolete' or 'go out of date'.

Technical

The most likely context, especially in engineering, computing, and design, to describe the natural or planned process of becoming obsolete.

Examples

By Part of Speech

verb

British English

  • Many manufacturing techniques are destined to obsolesce within the decade.
  • As digital formats evolve, physical media continues to obsolesce.

American English

  • The old protocol will inevitably obsolesce as the new standard is adopted.
  • We must anticipate which components will obsolesce first.

Examples

By CEFR Level

B1
  • Old phones quickly become outdated. (Simpler alternative)
B2
  • Without updates, software can become obsolete in a few years.
C1
  • Industry analysts predict that the current battery technology will begin to obsolesce within five years as solid-state alternatives emerge.

Learning

Memory Aids

Mnemonic

Think: 'OBSOlesce' sounds like 'obsolete' + 'process'. It's the process of *becoming* OBSOlete.

Conceptual Metaphor

TECHNOLOGY/IDEAS ARE LIVING ORGANISMS (that age and die); CHANGE IS A FORCE (that renders things obsolete).

Watch out

Common Pitfalls

Translation Traps (for Russian speakers)

  • Do not confuse with 'устаревать' (ustarevat') which is the common equivalent. 'Obsolesce' is a highly specific, formal process verb. A direct translation might sound overly technical or odd in casual Russian.
  • Avoid using a transitive construction; the verb is intransitive in English.

Common Mistakes

  • Using it transitively (e.g., 'The new model obsolesces the old one' – incorrect; use 'renders obsolete' or 'supersedes').
  • Confusing it with the adjective 'obsolete' or the noun 'obsolescence'.
  • Overusing it in everyday contexts where simpler phrasing is better.

Practice

Quiz

Fill in the gap
In the fast-moving tech sector, even successful products can begin to within months of launch.
Multiple Choice

Which sentence uses 'obsolesce' correctly?