Diphtheria
/dɪˈfθɪriɑ/
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Definition
(noun) A serious infectious disease leading to inflammation of mucous membranes of the upper respiratory tract, caused by Corynebacterium diphtheriae.
Sentence Examples
None of the family had been inoculated against diphtheria.
Diphtheria was a common disease at the time.
CEFR Practice Quiz
None of the family had been inoculated against ____.