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单词 impacted
释义 impacted
 /im pak"tid/,  adj.  
  1. tightly or immovably wedged in.
  2.  Dentistry.   noting a tooth so confined in its socket as to be incapable of normal eruption.
  3. driven together; tightly packed.
  4. densely populated or crowded; overcrowded: an impacted school district.
 [1675-85; obs. impact adj. ( < L impactus ptp. of impingere to fasten, cause to collide, strike, equiv. to im- IM-1 + pag-, var. s. of pangere to drive in, plant firmly + -tus ptp. suffix) + -ED2; see IMPINGE]
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更新时间:2025/2/24 22:22:14