General:
* Origin: The place or thing from which something originates or is derived.
* Provider: A person, place, or thing that supplies something.
* Authority: A document, person, or other resource that provides information.
In specific contexts:
* Literature/Research: A book, article, website, or other document that provides information for a study or project.
* Computer Science: A file or program that provides data or instructions to another program.
* History: A primary source is a firsthand account of an event, while a secondary source is an account based on primary sources.
* Energy: A natural resource, such as coal or solar power, that is used to generate energy.
* Water: A body of water, such as a river or lake, that provides water for drinking or irrigation.
Examples:
* The source of the river is in the mountains.
* The source of my information is a research paper published in a scientific journal.
* The source of the fire was a faulty electrical wire.
* The source of the music is a CD player.
* The source of the water for the city is a reservoir.
To understand the definition of "source" in a specific context, consider the surrounding words and the overall meaning of the text.