Dictionary

doxycycline

noun doxy·cy·cline \ˌdäk-sə-ˈsī-ˌklēn\

Definition of DOXYCYCLINE

:  a broad-spectrum tetracycline antibiotic C22H24N2O8 with potent antibacterial activity that is often taken by travelers to prevent diarrhea

Origin of DOXYCYCLINE

deoxy- + tetracycline
First Known Use: 1966

doxycycline

noun doxy·cy·cline \ˌdäk-sə-ˈsī-ˌklēn\   (Medical Dictionary)

Medical Definition of DOXYCYCLINE

:  a broad-spectrum tetracycline antibiotic C22H24N2O8 with potent antibacterial activity that is often taken by travelers as a prophylactic against diarrhea—see vibramycin

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