The story
From [Term?][Term?] + -li- (“immunomodulating”) + -zumab (“humanized monoclonal antibody”).
Etymology from Wiktionary, CC BY-SA 4.0.
mepolizumab
Today it means: A humanized monoclonal antibody that recognizes interleukin-5 and is used to treat certain kinds of asthma and white blood cell diseases. Full definition →