antitoxinnoun · Level 2 SAT1A substance which neutralizes the poisonous products of micro-organismsDoctors administered an antitoxin immediately to counteract the dangerous venom the patient had absorbed.ModuleLevel 2RegistercommonCollectionCollection 063SAT Plus planAlso in Collection 063conservatory, consolidate, contumacy, alto, annuity, confinement, apiary, archdeacon and 1 more