Záškrt je akutní onemocnění způsobené kmeny bakterie Corynebacterium diphtheriae (někdy také bakterií Corynebacterium ulcerans ), která produkuje toxiny a osidluje sliznice.
Diphtheria is an acute disease caused by toxin-producing strains of Corynebacterium diphtheriae (in some cases also by Corynebacterium ulcerans) bacteria, that is known to colonise mucous membranes.