Definition of cretin in English:

cretin

noun

  • 1informal, offensive A stupid person (used as a general term of abuse).

    idiot, ass, halfwit, nincompoop, blockhead, buffoon, dunce, dolt, ignoramus, cretin, imbecile, dullard, moron, simpleton, clod
    View synonyms
  • 2Medicine
    dated A person who is physically deformed and has learning difficulties because of congenital thyroid deficiency.

    • ‘This congenital hypothyroidism, unlike the neurological cretin, is amenable to treatment with thyroid hormones.’

Origin

Late 18th century: from French crétin, from Swiss French crestin Christian (from Latin Christianus), here used to mean ‘human being’, apparently as a reminder that, though deformed, cretins were human and not beasts.

Pronunciation:

cretin

/ˈkrɛtɪn/