Alumin is a term that is not commonly used in everyday language. However, it has a specific meaning and is often used in scientific or industrial settings. In this article, we will explore the definition and meaning of alumin, its origin, associations, synonyms, antonyms, and example sentences.
Definitions
Alumin is a term that refers to a compound of aluminum and oxygen. This compound is usually found in the form of a white powder or a colorless crystal. Alumin is also known as aluminum oxide or alumina.
Origin
The word alumin is derived from the Latin word alumen, which means “alum.” Alum is a compound that has been used since ancient times for various purposes, such as a mordant in dyeing, a preservative in food, and a medicine. Alumin, or aluminum oxide, was first isolated in 1825 by the Danish chemist Hans Christian Oersted.
Meaning in different dictionaries
In the Merriam-Webster dictionary, alumin is defined as “a white crystalline compound Al2O3 that is the chief oxide of aluminum.” The Oxford English Dictionary defines alumin as “a white powder consisting of aluminum oxide, used especially in the production of aluminum metal and as a refractory material.”
Associations
Alumin is commonly associated with the production of aluminum metal. It is also used as a refractory material, which means it can withstand high temperatures without melting or breaking down. Alumin is also used in the production of ceramics, glass, and other materials.
Synonyms
The synonyms of alumin include aluminum oxide, alumina, and corundum.
Antonyms
There are no direct antonyms of alumin, as it is a specific compound. However, some compounds that are opposite in nature to alumin include acids and bases.
The same root words
The same root words as alumin include alum, aluminum, and aluminous.
Example Sentences
- The production of aluminum metal requires the use of alumin.
- The refractory material used in the furnace was made of alumin.
- The ceramics were made with a mixture of alumin and other compounds.
- The glass was coated with a layer of alumin to make it more resistant to heat.
- The corundum gemstone is made of pure alumin.