The word "porous" is spelled with the letters "p-o-r-o-u-s" in English. Its IPA phonetic transcription is /ˈpɔːrəs/. This word describes a material or substance that allows liquids or gases to pass through it easily. The spelling of "porous" follows common English spelling patterns, with the "ou" representing an "aw" sound, and the final "s" indicating its plural form or its characteristic of being porous. It is an important word in science and engineering, as porous materials can be used in various contexts, from filtration to insulation.
Porous is an adjective that describes an object or material that has small holes or spaces that allow the passage of fluids, gases, or other substances. The term is derived from the Latin word "porus," meaning "passage" or "pore."
Porous materials possess a specific structure that enables the interconnection of these tiny openings. Due to their permeability, they are capable of absorbing or allowing the movement of substances through them.
These materials can be found in various natural and man-made forms. For example, rocks like sandstone or pumice are considered porous due to their ability to absorb and retain water. Sponges and paper also fall under the category of porous materials as they can easily absorb liquids or gases.
The porosity of a substance can greatly impact its applications and properties. In construction, the use of porous materials can be beneficial for insulation and soundproofing purposes. Additionally, in the field of medicine, porous materials can be used as implants or in drug delivery systems where controlled release of substances is desired.
While porosity generally connotes the ability to absorb or allow the passage of substances, it is important to note that not all porous materials are equal in terms of their pore size, distribution, and permeability. Scientists and engineers often study and measure these characteristics to better understand and utilize porous materials for specific purposes.
Having pores which pass directly or indirectly through the entire thickness of the substance, thus rendering it permeable.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Full of pores; light and spongy; opposed to dense.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
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The word porous has its etymology rooted in Latin. It comes from the Latin adjective porus, meaning full of passages or pores. This Latin term ultimately derives from the Ancient Greek word poros, which also means passage or porosity.