chain
noun.
a series of things depending on each other as if linked together
the chain of command|a complicated concatenation of circumstances
Synonym: concatenation
noun.
(chemistry) a series of linked atoms (generally in an organic molecule)
noun.
a series of (usually metal) rings or links fitted into one another to make a flexible ligament
noun.
(business) a number of similar establishments (stores or restaurants or banks or hotels or theaters) under one ownership
noun.
anything that acts as a restraint
noun.
a unit of length
noun.
British biochemist (born in Germany) who isolated and purified penicillin, which had been discovered in 1928 by Sir Alexander Fleming (1906-1979)
noun.
a series of hills or mountains
the valley was between two ranges of hills|the plains lay just beyond the mountain range
noun.
a linked or connected series of objects
a chain of daisies
noun.
a necklace made by stringing objects together
a string of beads|a strand of pearls
Synonym: strand, string
verb.
connect or arrange into a chain by linking
verb.
fasten or secure with chains
Chain the chairs together
Antonym: unchain