dicloxacillin
noun
di·clox·a·cil·lin
| \ (ˌ)dī-ˌkläk-sə-ˈsil-ən
\
\
Medical Definition of dicloxacillin
: a semisynthetic penicillin used in the form of its hydrated sodium salt C19H16Cl2N3NaO5S·H2O especially against beta-lactamase producing staphylococci