penicilloyl-polylysine
noun
pen·i·cil·lo·yl-poly·ly·sine
| \ ˌpen-ə-ˈsil-ō-ˌil-ˌpäl-i-ˈlī-ˌsēn
\
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Medical Definition of penicilloyl-polylysine
: a preparation of a penicillic acid and polylysine which is used in a skin test to determine hypersensitivity to penicillin