nongonococcal urethritis n urethritis caused by a microorganism other than a gonococcus esp urethritis that is sexually transmitted and is caused esp. by a bacterium of the genus Chlamydia (C. trachomatis) or a mycoplasma of the genus Ureaplasma (U. urealyticum) called also nonspecific urethritis
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nonspecific urethritis urethritis without evidence of gonococcal infection, such as that caused by Chlamydia trachomatis or Trichomonas vaginalis. Called also simple u.Medical dictionary. 2011.