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单词 rudiment
释义 rudiment
 /rooh"deuh meuhnt/,  n.  
  1. Usually, rudiments.
   a. the elements or first principles of a subject: the rudiments of grammar.
   b. a mere beginning, first slight appearance, or undeveloped or imperfect form of something: the rudiments of a plan.
  2.  Biol.   an organ or part incompletely developed in size or structure, as one in an embryonic stage, one arrested in growth, or one with no functional activity, as a vestige.
 [1540-50; < L rudimentum early training, first experience, initial stage, equiv. to rudi(s) unformed, rough (see RUDE) + -mentum -MENT (-i- for -i- after verbal derivs.)]
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更新时间:2025/1/22 21:04:14