0 the place something comes from or starts at, or the cause of something: --
Always acknowledge your sources (= say which books you have used) at the end of a paper.
According to congressional sources (= people who work in Congress) many Representatives are worried about this issue.
According to government sources (= people in the government) many MPs are worried about this issue.
The journalist refused to reveal her sources (= say who had given the information to her).
Money is often a source of tension and disagreements in young married couples.
Experts are trying to track down the source of the contamination in the water supply.
Oranges are a good source of vitamin C.
1 to get something from a particular place: --
Where possible the produce used in our restaurant is sourced locally.
2 something or someone that causes or produces something, or is the origin of it: --
3 to get something from a particular place: --
4 the place or thing that something comes from or starts at, or the cause of something: --
The source of the problem is unrealistic expectations about what training can accomplish.
The project still may work if money can be found from other sources to supplement tolls.
source of income/revenue For many poor families, pensions are now the main source of income.
source of sth Customer complaints are a very important source of information.
5 someone or something that supplies information: --
The sparse endnotes for each chapter point to a book based almost entirely on secondary sources, and often very limited ones at that.
The limited information available on the sources of income of urban and rural households confirms these results.
There are two types of channel ends: sources and sinks.
Finally, private-sector "uses" must equal private-sector "sources" of funds.
According to these authors, the readings often attributed to variant forms are retentions of meanings associated with their original lexical sources.
Therefore, changes in the original sources will not be reflected in the new one.
Finally, the design of the sources may change.
Two sources of influence may guide the development of any application.
