Definition of Heckerism
: certain religious teachings (as the adaptation of traditional beliefs to the exigencies of modern culture, the exaltation of natural above supernatural virtues, the preference for active rather than passive virtue, the revision of traditional missionary technique) held to be erroneous by Pope Leo XIII —called also Americanism
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Origin and Etymology of heckerism
Isaac Thomas Hecker †1888 American Roman Catholic clergyman + English -ism
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