(informal) A person who is habitually gloomy, sullen or miserable; a grouch. A scowling person.

(linguistics, translation studies) The language from which a translation is done. / (computing) The language of the source code to be compiled.

plural of source

Third-person singular simple present indicative form of source

(physics, meteorology) An extensive area of the Earth's surface over which bodies of air frequently remain for a sufficient time to acquire characteristic temperature and moisture properties imparted by that surface. Air so modified becomes identifiable as a distinct air mass. See airmass.

present participle of source

The process by which something is sourced, or obtained from another place. / (chiefly US) The supply of resources needed by a business process.

(obsolete) To arise, issue or emerge; to give rise.

(sciences) a source of pollution, radiation, waves, fluid or other substance that has one specific location (and negligible physical extent, distinguishing a point source from other source geometries). In simulations they can often be approximated using mathematical point sources.

plural of source code