The story
From trama (“the fleshy portion of a basidiocarp”) + -adol (“an analgesic”).
Etymology from Wiktionary, CC BY-SA 4.0.
tramadol
Today it means: A synthetic opioid analgesic administered orally in the form of its hydrochloride C₁₆H₂₅NO₂·HCl to treat moderate to severe pain. Full definition →