The Collaborative International Dictionary of English v.0.48:

Sal \Sal\ (s[add]l), n. [Hind. s[=a]l, Skr. [,c][=a]la.] (Bot.)
   An East Indian timber tree (Shorea robusta), much used for
   building purposes. It is of a light brown color,
   close-grained, heavy, and durable. [Written also saul.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Saul \Saul\, n.
   Soul. [Obs.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Saul \Saul\, n.
   Same as Sal, the tree.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Saul
    n 1: (Old Testament) the first king of the Israelites who
         defended Israel against many enemies (especially the
         Philistines)
    2: (New Testament) a Christian missionary to the Gentiles;
       author of several Epistles in the New Testament; even though
       Paul was not present at the Last Supper he is considered an
       Apostle; "Paul's name was Saul prior to his conversion to
       Christianity" [syn: Paul, Saint Paul, St. Paul,
       Apostle Paul, Paul the Apostle, Apostle of the
       Gentiles, Saul, Saul of Tarsus]