hydrocodone
nounUS /ˌhaɪ.dɹoʊˈkoʊˌdoʊn/
Etymology From (di)hydro + cod(eine) + -one.
1
Medicine, Pharmacology, Sciences A habit-forming compound that is derived from codeine and is administered in the form of its bitartrate C₁₈H₂₁NO₃·C₄H₆O₆ usually in combination with other drugs (as acetaminophen) as an analgesic or antitussive.