The story
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A synthetic antibiotic drug used chiefly in the form of its salt C₂₃H₃₆N₄O₁₀S₂ especially to treat protozoal infections (such as leishmaniasis) and to prevent pneumocystis pneumonia. Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.