obsolesce

From Latin obsolescere (“to wear out, fall into disuse, grow old, decay”), inceptive of obsolere (“to wear out, decay”) (rare), apparently from ob (“before”) + solere (“to be wont”); or else from obs-, a form of ob- + olere (“to grow”) (compare adolescent).

• (Received Pronunciation) IPA^(key): /ɒbsəˈlɛs/
• (General American) IPA^(key): /ɑbsəˈlɛs/

• Audio (US):

  (file)

Rhymes: -ɛs

obsolesce (third-person singular simple present obsolesces, present participle obsolescing, simple past and past participle obsolesced)

1. To become obsolete.

• elden, go by the wayside, superannuate; see also Thesaurus:to age

• obsolescence
• obsolescent
• obsolete

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

obsolēsce

1. second-person singular present active imperative of obsolēscō