doxycycline From WikiWord Entry Discussion Read Edit View history Contents EnglishPronunciationNounRelated termsReferences English Pronunciation No pronunciation has been added yet. Noundoxycycline nounA broad-spectrum antibiotic, C22H24N2O8, of the tetracycline class. Related termsSynonymsvibramycindoxycyclindioxycyclinedoxyminocyclineoxytetracyclinedemecyclinemetacyclineclomocyclinetetracyclindroxacindoxepindoxophyllinedicloxdoxorubicinmethacycline References Wiktionary — doxycycline Wikipedia — doxycycline