mononucleosis

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noun mono·nu·cle·o·sis \-ˌnü-klē-ˈō-səs, -ˌnyü-\

Definition of mononucleosis

  1. :  an abnormal increase of mononuclear white blood cells in the blood; specifically :  infectious mononucleosis

Origin and Etymology of mononucleosis

New Latin, from International Scientific Vocabulary mononuclear + New Latin -osis


First Known Use: 1920


MONONUCLEOSIS Defined for English Language Learners

mononucleosis

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noun mono·nu·cle·o·sis \-ˌnü-klē-ˈō-səs, -ˌnyü-\

Definition of mononucleosis for English Language Learners

  • medical : a disease that makes people very tired and weak for a long time


Medical Dictionary

mononucleosis

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noun mono·nu·cle·o·sis \-ˌn(y)ü-klē-ˈō-səs\

Medical Definition of mononucleosis

  1. :  an abnormal increase of mononuclear white blood cells in the blood; specifically :  infectious mononucleosis


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