Definition of levamisole in English:
 levamisole
noun lɪˈvamɪsəʊlləˈvaməˌsōl
mass nounMedicine A synthetic compound used as an anthelmintic drug (especially in animals) and in cancer chemotherapy.
A polycyclic imidazole derivative; chemical formula: C₁₁H₁₂N₂S
 Example sentencesExamples
-  In addition, administration of levamisole did not influence the SCC or IgG concentration in the colostrum of mares.
 -  Drugs assessed in these trials included albendazole, piperazine, mebendazole, levamisole, pyrantel, and tetrachlorethylene.
 -  In addition, no persuasive mechanism for the assumed synergism between fluorouracil and levamisole has been found.
 -  No staining was observed in animals mounted in levamisole but not irradiated, indicating that all expression of the transgene was laser induced.
 -  We selected for mutants that were resistant to the anthelmintic drug levamisole.
 
Origin
  
1960s: from levo- (it being a laevorotatory isomer) + (tetra)misole, the name of an anthelmintic drug.