| petiole |
The stalk of a leaf. See drawing of leaf attachments.
Ãâó: www.lib.ksu.edu/wildflower/glossary.html
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|---|---|
| petroleum |
Hydrocarbon mixtures, including crude oil, lease condensate, natural gas, products of natural gas processing plants, refined products, semifinished products, and blending materials.
Ãâó: www.eia.doe.gov/oiaf/1605/95report/glossary.html
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| petrifaction |
Process in which organic substances, such as wood and shells, are replaced by silica.
Ãâó: www.inlandlapidary.com/user_area/glossaryP.asp
|
| petrification |
Process in which organic substances, such as wood and shells, are replaced by silica.
Ãâó: www.inlandlapidary.com/user_area/glossaryP.asp
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| petiole |
The stem which attaches a leaf to its main branch or shoot.
Ãâó: www.marylandwine.com/wineries/appreciation/glossar...
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