| a gadget; dingus; thingumbob. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| porphyry (pôr'fə-rē) Pronunciation Key
An igneous rock containing the large crystals known as phenocrysts embedded in a fine-grained matrix. porphyritic adjective (pôr'fə-rĭt'ĭk) |
porphyry
Neoplatonist Greek philosopher, important both as an editor and as a biographer of the philosopher Plotinus and for his commentary on Aristotle's Categories, which set the stage for medieval developments of logic and the problem of universals. Boethius' Latin translation of the introduction (Isagoge) became a standard medieval textbook.
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