Porosity
Porosity (IPA: /pɔːˈrɒsɪti/)
Porosity or void fraction is a measure of the void (i.e., "empty") spaces in a material, and is a fraction of the volume of voids over the total volume, between 0 and 1, or as a percentage between 0% and 100%.
Etymology
The term porosity comes from the Latin word porosus, meaning "full of pores".
Definition
In medicine, porosity refers to the quality or state of being porous, or full of tiny holes. Porosity can refer to the porous nature of bone tissue, which affects the strength and durability of the bone. It can also refer to the porous nature of certain types of medical implants, which can affect how well they integrate with the body's tissues.
Related Terms
- Permeability: The measure of a material's ability to transmit fluids.
- Bone density: A measure of the amount of minerals (mainly calcium) contained in a certain volume of bone.
- Osteoporosis: A condition characterized by a decrease in the density of bone, decreasing its strength and resulting in fragile bones.
- Biocompatibility: The ability of a material to perform with an appropriate host response in a specific application.
See Also
External links
- Medical encyclopedia article on Porosity
- Wikipedia's article - Porosity
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