germ Meaning in the Cambridge English Dictionary
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Meaning of “germ” in the English Dictionary

"germ" in British English

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germnoun

uk   /dʒɜːm/  us   /dʒɝːm/

germ noun (ORGANISM)

C1 [C usually plural] a very ​smallorganism that ​causesdisease: Wash ​yourhands 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 ​smallamount, usually one that ​develops into something ​large or ​important: He ​found the germ of an ​idea in an ​oldnewspaper.
(Definition of germ from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"germ" in American English

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germnoun

 us   /dʒɜrm/

germ noun (ORGANISM)

[C usually pl] a very ​smallorganism that ​causesdisease: The ​patient has little ​naturalresistance to germs.

germ noun (ORIGIN)

[C] the ​origin of something that ​develops, esp. a ​cell from which ​graingrows or the ​beginning of an ​idea: Alejandro’s ​suggestion was the germ of an ​idea.
(Definition of germ from the Cambridge Academic Content Dictionary © Cambridge University Press)
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