Meaning

noun a static photograph (especially one taken from a movie and used for advertising purposes)

noun (poetic) tranquil silence

noun an apparatus used for the distillation of liquids; consists of a vessel in which a substance is vaporized by heat and a condenser where the vapor is condensed

originFrom Middle English stille (“motionless, stationary”), from Old English stille (“still, quiet”), from Proto-West Germanic *stillī, from Proto-Indo-European *(s)telH- (“to be silent; to be still”). Cognate with Scots stil (“still”), Saterland Frisian stil (“motionless, calm, quiet”), West Frisian stil (“quiet, still”), Dutch stil (“quiet, silent, still”), Low German still (“quiet, silent, still”),…

Etymology from Wiktionary, CC BY-SA 3.0