The story
From [Term?] + -navir (“HIV protease inhibitor”).
Etymology from Wiktionary, CC BY-SA 4.0.
lopinavir
Today it means: An antiretroviral drug C₃₇H₄₈N₄O₅ of the protease inhibitor class that is taken orally usually in conjunction with other retroviral agents (such as ritonavir) to treat HIV infected patients. Full definition →