Origin of peccant
Latin peccant-, peccans, present participle of peccare to stumble, sin
First Known Use: circa 1604
Medical Definition of peccant
: causing disease <specific virtues…of drugs, as opposed to the unspecific adjustment of “peccant humours,” were recognized in the 16th and 17th centuries—Joseph Needham>
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Medical Dictionary: Definition of "peccant"
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