1. 1  any of several threadlike bodies, consisting of chromatin, that carry the genes in a linear order: the human species has 23 pairs, designated 1 to 22 in order of decreasing size and X and Y for the female and male sex chromosomes respectively.
data source name (DSN) A data source name (DSN) is a data structure that contains the information about a specific database that an Open Database Connectivity ( ODBC ) driver needs in order to connect to it.
Rating Newest Oldest. Best Answer: The BSN is the Bachelor of Science in Nursing. It is one of the various nursing degrees available, including the ASN (Associate's) and MSN (Master's). Most nurses have either an ASN or BSN, and they often simply start out with the ASN and then work towards the BSN later on if they need it.