Meaning of chain

Definition of chain

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

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