mononucleosis

|noun

noun

A contagious disease characterized by the proliferation of mononuclear leukocytes in the blood.

Example Sentences

"The doctor diagnosed him with mononucleosis after reviewing his symptoms."

"Mononucleosis is often called the 'kissing disease' due to how it spreads."

"Many college students get mononucleosis during their first year away from home."