n.
1.a series of things depending on each other as if linked together
2.(chemistry) a series of linked atoms (generally in an organic molecule)
3.a series of (usually metal) rings or links fitted into one another to make a flexible ligament
4.a number of similar establishments (stores or restaurants or banks or hotels or theaters) under one ownership
5.anything that acts as a restraint
6.a unit of length
7.British biochemist (born in Germany) who isolated and purified penicillin, which had been discovered in 1928 by Sir Alexander Fleming (1906-1979)
8.a series of hills or mountains
9.metal shackles 10.a necklace made by a stringing objects together chain v.
1.connect or arrange into a chain by linking
2.fasten or secure with chains
