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Found one definition

1.                 From Japanese-English FreeDict Dictionary ver. 0.1:
                   
   
   
                   
                     
   臘 /(en)tʃˈaɪniːz(ja)lˈe̞tə/, ろう /ɽˈo̞ɯᵝ/
   1. (noun (common) (futsuumeishi))
    [Buddhist term] offering ceremony held on the third day of the dog after the winter solstice
   2. twelfth month of the lunisolar calendar
   3. 臈year in the Buddhist order (after the completion of the first meditation retreat)