| 单词 | obsolete |
| 释义 | Word Frequency obsolete(ˈɒbsəˌliːt, ˌɒbsəˈliːt) adjective ▶ USAGE The word obsoleteness is hardly ever used, obsolescence standing as the noun form for both obsolete and obsolescent1. out of use or practice; not current 2. out of date; unfashionable or outmoded 3. biology (of parts, organs, etc) vestigial; rudimentary Derived forms obsoletely (ˈobsoˌletely) adverb obsoleteness (ˈobsoˌleteness) noun Word origin C16: from Latin obsolētus worn out, past participle of obsolēre (unattested), from ob- opposite to + solēre to be used |
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