The story
From tri(cyclo).
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A ganglionic blocking agent used as a salt C₃₂H₄₀N₂O₅S₂ to lower blood pressure especially in hypertensive emergencies. Full definition →
From tri(cyclo).
Etymology from Wiktionary, CC BY-SA 4.0.