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Macdonald triad. In DICTIOUS you will not only get to know all the dictionary meanings for the word
Macdonald triad, but we will also tell you about its etymology, its characteristics and you will know how to say
Macdonald triad in singular and plural. Everything you need to know about the word
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English
Etymology
Named after John Macdonald (psychiatrist), who proposed it in the 1960s.
Proper noun
Macdonald triad
- A set of three behavioral characteristics — cruelty to animals, firesetting, and bedwetting past the age of five — claimed to be associated with later violent tendencies.