[ 'krɛtɪn ]
■ noun
1》 a stupid person.
2》 Medicine, dated a person who is physically deformed and has learning difficulties because of congenital thyroid deficiency.
Derivatives
~ism noun
~ous adjective
Origin
C18: from Fr. crétin , from Swiss Fr. crestin 'Christian', appar. used to convey a reminder that such people are human.