The Collaborative International Dictionary of English v.0.48:
Bursar \Bur"sar\, n. [LL. bursarius, fr. bursa purse. See Burse, and cf. Purser.] 1. A treasurer, or cash keeper; a purser; as, the bursar of a college, or of a monastery. [1913 Webster] 2. A student to whom a stipend or bursary is paid for his complete or partial support. [1913 Webster]WordNet (r) 3.0 (2006):
bursar n 1: the treasurer at a college or university