WordNet Dictionary
Webster's 1913 Dictionary\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}.
| Pronunciation: | 'petrus | ||
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| WordNet Dictionary | |||
| Definition: | [adj] (of bone especially the temporal bone) resembling stone in hardness | ||
| Synonyms: | hard, stonelike | ||
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| Webster's 1913 Dictionary | |||
| Definition: | \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}.
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