Meaning of SOURCE in English

n. & v.


1. a spring or fountain-head from which a stream issues (the sources of the Nile).

2 a place, person, or thing from which something originates (the source of all our troubles).

3 a person or document etc. providing evidence (reliable sources of information; historical source material).

4 a a body emitting radiation etc. b Physics a place from which a fluid or current flows. c Electronics a part of a transistor from which carriers flow into the interelectrode channel. obtain (esp. components) from a specified source.

Phrases and idioms:

at source at the point of origin or issue. source-criticism the evaluation of different, esp. successive, literary or historical sources.

Etymology: ME f. OF sors, sourse, past part. of sourdre rise f. L surgere

Oxford English vocab.      Оксфордский английский словарь.