a touchstone, which is a black siliceous stone used to test the purity of gold or silver by the colour of the streak produced on it by rubbing it with either metal
the rack or instrument of torture by which one is forced to divulge the truth
Greek lexicon based on Thayer's and Smith's Bible Dictionary plus others; this is keyed to the large Kittel and the "Theological Dictionary of the New Testament." These files are public domain.
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