Meaning

noun an abundant tasteless odorless multivalent nonmetallic element; best known in yellow crystals; occurs in many sulphide and sulphate minerals and even in native form (especially in volcanic regions)

verb treat with sulphur in order to preserve

originEtymology tree Latin sulpur Latin sulfur Latin sulphur Anglo-Norman sulfrebor. Middle English sulphur English sulfur From Middle English sulphur, borrowed from Anglo-Norman sulfre, from Latin sulfur, from sulpur itself of uncertain origin. Displaced Old English swefl and largely displaced brimstone.

Etymology from Wiktionary, CC BY-SA 3.0