germ - definition in the British English Dictionary & Thesaurus - Cambridge Dictionaries Online (US)

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English definition of “germ”

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germ

noun uk   /dʒɜːm/  us   /dʒɝːm/

germ noun (ORGANISM)

C1 [C usually plural] a very small organism that causes disease: Wash your hands so you don't get germs on the food. Rats and flies spread germs.
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germ noun (AMOUNT)

germ of sth C2 [S] a small amount, usually one that develops into something large or important: He found the germ of an idea in an old newspaper.
(Definition of germ from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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