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English definition of “source”

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source

noun [C]
 
 
/sɔːs/
the place or thing that something comes from or starts at, or the cause of something: source of sth Customer complaints are a very important source of information.source of income/revenue For many poor families, pensions are now the main source of income. The project still may work if money can be found from other sources to supplement tolls. The source of the problem is unrealistic expectations about what training can accomplish.
[often plural] someone or something that supplies information: Industry sources said discussions were taking place. A source close to the firm said a total of eight employees would be let go.
at source TAX if your income is taxed at source, income tax is taken from your salary and sent directly to the tax authorities: Tax is deducted from my income at source.
(Definition of source noun from the Cambridge Business English Dictionary © Cambridge University Press)
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