Definition of doxycycline in English:


Syllabification: dox·y·cy·cline
Pronunciation: /ˌdäksēˈsīklēn


  • A broad-spectrum antibiotic of the tetracycline group, which has a long half-life in the body.
    More example sentences
    • More importantly members of tetracycline family (tetracycline, oxytetracycline, doxycycline, and minocycline) were found to be effective against worms.
    • At the onset of symptoms, most patients will be treated empirically with tetracycline, doxycycline, or chloramphenicol to cover for other tick-borne diseases.
    • Treat chlamydia with oral tetracycline, doxycycline, or erythromycin for 2 weeks.


1960s: from d(e)oxy- + tetracycline.

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