Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “source”

source

noun [C] uk   /sɔːs/ us    /sɔːrs/
B2 the place something comes from or starts at, or the cause of something: a source of heat/energy/light a heat/energy/light source Oranges are a good source of vitamin C. Experts are trying to track down the source of the contamination in the water supply. We walked up the river to its source in the hills. Money is often a source of tension and disagreements in young married couples. C1 someone or something that supplies information: The journalist refused to reveal her sources (= say who had given the information to her). According to government sources (= people in the government) many MPs are worried about this issue. Always acknowledge your sources (= say which books you have used) at the end of an essay. at source at the place where something comes from: Tax is deducted from my income at source.

source

verb [T often passive] uk   /sɔːs/ us    /sɔːrs/
to get something from a particular place: Where possible the produce used in our restaurant is sourced locally.
(Definition of source from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of source?
Add Cambridge dictionaries to your browser to your website

More meanings of “source”

Definitions of “source” in other dictionaries

Word of the Day

monster

any imaginary frightening creature, especially one that is large and strange

Word of the Day

What’s that lovely smell?

by Kate Woodford,
October 29, 2014
As adult humans, we can distinguish about 10,000 different smells. It’s no wonder, then, that we have so many words and expressions to describe them. This week we’re taking a look at those smell words – words that describe good smells and words that describe bad smells. Most smell words are either

Read More 

high-frequency trading noun

October 27, 2014
a type of stock market trading that uses very complex technology to trade extremely quickly, often making tiny profits which nevertheless add up to substantial sums Lewis’s book, Flash Boys, is driving a huge amount of attention toward the topic of high frequency trading, and it has rekindled some of

Read More