The story
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A compound, 1-S-[6-(methylsulfinyl)-N-(sulfonatooxy)hexanimidoyl]-1-thio-β-D-glucopyranose, that is a flavour component of cooked brassicas Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.