mononucleosis

M3O1N1O1N1U1C3L1E1O1S1I1S1
Canada, US/ˌmɑnoʊnukliˈoʊsɪs/

noun

A viral infection marked by extreme fatigue, high fever, and swollen lymph nodes.

UncommonScrabble 17

Meanings

nounmononucleosis (usually uncountable, plural mononucleoses)

plural mononucleoses

  1. uncountableusuallymedicineA viral infection marked by extreme fatigue, high fever, and swollen lymph nodes.

    Synonyms: infectious mononucleosis, glandular fever, Pfeiffer's disease, Pfeiffer's glandular fever, kissing disease, mono

Synonyms & antonyms

nounA viral infection marked by extreme fatigue, high fever, and swollen lymph nodes.

More synonyms by meaning

nounan acute disease characterized by fever and swollen lymph nodes and an abnormal increase of mononuclear leucocytes or monocytes in the bloodstream; not highly contagious; some believe it can be transmitted by kissing

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

Translations

Chinese Mandarin 單核細胞增多症 /单核细胞增多症, 腺熱 /腺热
  • 單核細胞增多症 /单核细胞增多症 (dānhé xìbāo zēngduō zhèng)viral infection
  • 腺熱 /腺热 (xiànrè)viral infection
Czech mononukleóza
  • mononukleózaviral infection
Danish mononukleose, kyssesyge
  • mononukleoseviral infection
  • kyssesygeviral infection
Dutch ziekte van Pfeiffer, klierkoorts
  • ziekte van Pfeifferviral infection
  • klierkoortsviral infection
  • pfeifferviral infection
Esperanto mononukleozo
  • mononukleozoviral infection
Finnish pusutauti, mononukleoosi
  • pusutautiviral infection
  • mononukleoosiviral infection
French mononucléose
  • mononucléoseviral infection
German infektiöse Mononukleose, Pfeiffer-Drüsenfieber
  • infektiöse Mononukleoseviral infection
  • Pfeiffer-Drüsenfieberviral infection
Greek αδενοπάθεια, μονοπυρήνωση
  • αδενοπάθεια (adenopátheia)viral infection
  • μονοπυρήνωση (monopyrínosi)viral infection
Hungarian mononukleózis, mirigyláz
  • mononukleózisviral infection
  • mirigylázviral infection
  • csókbetegségviral infection
Icelandic einkirningasótt, eitlasótt
  • einkirningasóttviral infection
  • eitlasóttviral infection
  • kossasóttviral infection
Indonesian demam kelenjar, mononukleosis
  • demam kelenjarviral infection
  • mononukleosisviral infection
Irish monanúiclé-óis, fiabhras faireoige
  • monanúiclé-óisviral infection
  • fiabhras faireoigeviral infection
Italian mononucleosi
  • mononucleosiviral infection
Japanese 伝染性単核球症
  • 伝染性単核球症 (densen-seitan-kakukyū-shō)viral infection
Polish mononukleoza
  • mononukleozaviral infection
Romanian mononucleoză, mononucleoză infecțioasă
  • mononucleozăviral infection
  • mononucleoză infecțioasăviral infection
Spanish mononucleosis, mononucleosis infecciosa
  • mononucleosisviral infection
  • mononucleosis infecciosaviral infection
  • enfermedad del besoviral infection
Swedish körtelfeber, infektiös mononukleos
  • körtelfeberviral infection
  • infektiös mononukleosviral infection
  • kyssjukaviral infection
Turkish öpücük hastalığı, mono hastalığı
  • öpücük hastalığıviral infection
  • mono hastalığıviral infection
Welsh chwarenglwyf, twymyn y chwarennau
  • chwarenglwyfviral infection
  • twymyn y chwarennauviral infection

Rhymes & wordplay

Rhymes with mononucleosis

All rhymes →
Cite this entry
APA

mononucleosis. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/mononucleosis

MLA

“mononucleosis.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/mononucleosis. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “mononucleosis,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/mononucleosis.

Source: mononucleosis on Wiktionary, CC BY-SA 4.0.