Catena

·noun A chain or series of things connected with each other.

catena
cătēna, ae, f. (once with num. distrib. as piur. tantum: trinis catenis vinctus, Caes. B. G. 1, 53) ...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
catena
catēna ae, f CAT-, a chain, fetter, shackle : ferrea, Cs.: catenā vinctus, Ta.: collo inserta cate...

An Elementary Latin Dictionary