source

source1 [ sɔrs ] noun count ***

1. ) a person, place, or thing that provides something you need or want:

a light/power/energy source

source of: The best sources of potassium are vegetables and fruit.

A garden was the source of inspiration for the painting.

a ) someone who provides information for a reporter:

The article quoted a senior source at the U.N.

2. ) the cause of a problem or the place where it began:

source of: Her son was a constant source of worry to her.

We have been unable to trace the source of the infection.

3. ) the beginning of a river or stream

source

source 2 [ sɔrs ] verb transitive often passive

1. ) to get a product or basic material from somewhere:

All our timber is sourced from sustainable forests.

2. ) to find out where a piece of information comes from