present participle of open-source

plural of light source

Without a source.

In a sourceless way; without a source.

That can be sourced (located, obtained).

plural of sourdine

(music, historical) A muted trumpet. / (music, historical) A mute; a damper.

Muffled, muted; subdued.

Alternative spelling of sour cream

(translation studies) The original text from which a translation is done into another language, often abbreviated as ST.