Medical Definition of monster
: an animal or plant of abnormal form or structure; especially : a fetus or offspring with a major developmental abnormality
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Dictionary: Definition of "monster" Thesaurus: All synonyms and antonyms for "monster" Spanish Central: Translation of "monster" Nglish: Translation of "monster" for Spanish speakers Britannica English: Translation of "monster" for Arabic speakers Britannica.com: Encyclopedia article about "monster"
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