antidiphtheritic

adjective
an·​ti·​diph·​the·​rit·​ic

Definition of antidiphtheritic

 (Entry 1 of 2)

: preventing diphtheria especially by immunization immunization with antidiphtheritic toxoid

antidiphtheritic

noun
\ "\
plural -s

Definition of antidiphtheritic (Entry 2 of 2)

: an agent that prevents or modifies the course of diphtheria antitoxin is an antidiphtheritic

History and Etymology for antidiphtheritic

Adjective

anti- entry 1 + diphtheritic (perhaps after French antidiphthérique)

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