concatenation
     n 1: the state of being linked together as in a chain; union in a
          linked series
     2: the linking together of a consecutive series of symbols or
        events or ideas etc; "it was caused by an improbable
        concatenation of circumstances"
     3: a series of things depending on each other as if linked
        together; "the chain of command"; "a complicated
        concatenation of circumstances" [syn: {chain}]
     4: the act of linking together as in a series or chain
Source: WordNet® 2.0