DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   rubric
       n 1: an authoritative rule of conduct or procedure
       2: an explanation or definition of an obscure word in a text
          [syn: gloss, rubric]
       3: directions for the conduct of Christian church services
          (often printed in red in a prayer book)
       4: a heading that names a statute or legislative bill; may give
          a brief summary of the matters it deals with; "Title 8
          provided federal help for schools" [syn: title, statute
    title, rubric]
       5: a title or heading that is printed in red or in a special
          type
       6: category name; "it is usually discussed under the rubric of
          `functional obesity'"
       v 1: adorn with ruby red color