origin
     n 1: the place where something begins, where it springs into
          being; "the Italian beginning of the Renaissance";
          "Jupiter was the origin of the radiation"; "Pittsburgh
          is the source of the Ohio River"; "communism's Russian
          root" [syn: {beginning}, {root}, {rootage}, {source}]
     2: properties attributable to your ancestry; "he comes from
        good origins" [syn: {descent}, {extraction}]
     3: an event that is a beginning; a first part or stage of
        subsequent events [syn: {origination}, {inception}]
     4: the point of intersection of coordinate axes; where the
        values of the coordinates are all zero
     5: the descendants of one individual; "his entire lineage has
        been warriors" [syn: {lineage}, {line}, {line of descent},
         {descent}, {bloodline}, {blood line}, {blood}, {pedigree},
         {ancestry}, {parentage}, {stemma}, {stock}]
Source: WordNet® 2.0