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petro- Petroleum (from Latin petra – rock and oleum – oil), crude oil, sometimes colloquially called black gold, is a thick, dark brown or greenish flammable liquid, which exists in the upper strata of some areas of the Earth's crust. It consists of a complex mixture of various hydrocarbons, largely of the alkane series, but may vary much in appearance, composition, and purity. It is an important "primary energy" source IEA Key World Energy Statistics). ...
Ãâó: en.wikipedia.org/wiki/Petro
petro-occipital pertaining to the petrous portion of the temporal bone and to the occipital bone.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
petro-occipital suture A suture between the petrous portion of the temporal bone and the occipital bone.
Ãâó:
petro- An important New World development in Voudoun, a group of rites distinguished by the violent energy and earth-level practicality of their Loa, their purposes, and their ceremonies. It is stated definitely to have been founded in the year 1768 by one "Don Pedro" and its development undoubtedly contributed to the subsequent liberation of Haiti from the French.
Ãâó: www.folkart.com/voodooshop/glossary.htm
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