nonextant

英 [nɒneks'tænt] 美 [nɒneks'tænt]

• adj. 灭绝的；消失的

英英释义

Adjective:

1. no longer in existence; lost or especially having died out leaving no living representatives;

   "an extinct species of fish"
   "an extinct royal family"
   "extinct laws and customs"
   

2. no longer existing or inaccessible through loss or destruction;

   "its nonextant original was written on vellum"
   

近反义词

【近义词】

• extinct 灭绝的