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onchocerciasis

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noun on·cho·cer·ci·a·sis \ˌäŋ-kō-ˌsər-ˈkī-ə-səs\

Definition of onchocerciasis

plural

onchocerciases

play \-ˌsēz\
  1. :  infestation with or disease caused by filarial worms (genus Onchocerca); especially :  a human disease marked by subcutaneous nodules, dermatitis, and visual impairment and caused by a worm (O. volvulus) found in Africa and tropical America which is transmitted by the bite of a female blackfly —called also river blindness



Origin and Etymology of onchocerciasis

New Latin, from Onchocerca, genus of worms


First Known Use: 1911


Medical Dictionary

onchocerciasis

play
noun on·cho·cer·ci·a·sis \ˌäŋ-kō-ˌsər-ˈkī-ə-səs\

Medical Definition of onchocerciasis

plural

onchocerciases

\-ˌsēz\play
  1. :  infestation with or disease caused by filarial worms of the genus Onchocerca; especially :  a human disease marked by subcutaneous nodules, dermatitis, and visual impairment that is caused by a worm (O. volvulus) found in Africa and tropical America and transmitted by the bite of a female blackfly—called also onchocercosis, river blindness; see craw-craw




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