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nounBritish biochemist (born in Germany) who isolated and purified penicillin, which had been discovered in 1928 by Sir Alexander Fleming (1906-1979)
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nouna necklace made by stringing objects togethertype of:
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noun(chemistry) a series of linked atoms (generally in an organic molecule)
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nouna series of hills or mountainstype of:
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"the chain of command"nouna series of things depending on each other as if linked together
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"a chain of daisies"nouna linked or connected series of objectstype of:
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nounanything that acts as a restrainttype of:
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nouna series of (usually metal) rings or links fitted into one another to make a flexible ligamenttype of:part of:
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nouna unit of lengthtype of:
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noun(business) a number of similar establishments (stores or restaurants or banks or hotels or theaters) under one ownership
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verbconnect or arrange into a chain by linking
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verbfasten or secure with chainsOpposite:
Examples of chain
- "the chain of command"
- "a chain of daisies"