Decalog

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Dec·a·logue

or Dec·a·log D0066900 (dĕk′ə-lôg′, -lŏg′)n.1. Bible The Ten Commandments.2. A fundamental set of rules having authoritative weight.
[Middle English decalog, from Late Latin decalogus, from Greek dekalogos : deka, ten; see dekm̥ in Indo-European roots + logos, word, pronouncement; see leg- in Indo-European roots.]