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petrous |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Petrous \Pe"trous\, a. [L. petrosus, fr petra a stone.] 1. Like stone; hard; stony; rocky; as the petrous part of the temporal bone. --Hooper. 2. (Anat.) Same as {Petrosal}. From WordNet r 1.6 [wn]: petrous adj : (of bone especially the temporal bone) resembling stone in hardness [syn: {stonelike}]
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