sources is a form of:

Source



noun
1.
(The place from which some thing comes or is obtained, the starting point of a river, a spring place or thing from which something comes or is obtained, person, book or article from which information is obtained) ប្រភព (កន្លែងដែលទឹកផុសចេញពីក្នុងដី), កន្លែង (កន្លែងយកវត្ថុអ្វីមួយ), ដើមហេតុ, ឯកសារដើម, ឧប្បតិដ្ឋាន, ដើមកំណើត, ឫស
Example: Brazil is a source of coffee. Potatoes are a source of starch, sour grapes [a belittling of something only because ad or done].
Example: The source of this stream is a spring high in the mountains.
2.
(បច្ចេកទេស) ប្រភព, ប្រភពព័ត៌មាន
3.
(វេជ្ជសាស្ត្រ) ប្រភព
ENGLISH MEANING
noun
1.
The act of rising; a rise; an ascent.
2.
The rising from the ground, or beginning, of a stream of water or the like; a spring; a fountain.
3.
That from which anything comes forth, regarded as its cause or origin; the person from whom anything originates; first cause.
1.
agent, beginning, cause, incentive, inducement, origin, principle, reason
1.
consequence, effect, end, result