empyrical

== English == === Etymology === From Latin empyricus, from Ancient Greek ἐμπύριος (empúrios, “fiery”), from ἐν (en, “en-”) + πῦρ (pûr, “fire”). === Adjective === empyrical (not comparable) Containing the combustible principle of coal. ==== Related terms ==== empyrean empyreal === References === “empyrical”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.