Definition of fastidious adjective from the Oxford Advanced American Dictionary

     

    fastidious

     adjective
    adjective
    NAmE//fæˈstɪdiəs//
     
    , NAmE//fəˈstɪdiəs//
     
     
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  1. 1being careful that every detail of something is correct synonym meticulous Everything was planned in fastidious detail. He was fastidious in his preparation for the big day.
  2. 2 (sometimes disapproving) not liking things to be dirty or messy She wasn't very fastidious about personal hygiene.
fastidiously
 
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adverb
fastidiousness
 
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noun [uncountable]
See the Oxford Advanced Learner's Dictionary entry: fastidious