adj.
 preceding or done in preparation for something fuller or more important.
n.
 (pl. preliminaries)
   - a preliminary action or event.
 - a preliminary round in a sporting competition.
 - 
(preliminaries)
 the prelims of a book.
 
 
  Phrase
  
    
      - preliminary to
 preparatory to; in advance of. 
    
   
  Derivative
  
  Etymology
  C17: from mod. L. praeliminaris or Fr. préliminaire, from L. prae ‘before’ + limen, limin- ‘threshold’.