Definition of thoria in English:
noun[mass noun] Chemistry
Thorium dioxide, a white refractory solid used in making gas mantles and other materials for high-temperature applications.
- The Austrian chemist, C. von Welsbach, perfected the thoria gas mantle that improves the light output of coal-gas flame and to this day has not been improved significantly.
- The major disadvantage of thoria are the environmental issues due to the exposure to the alpha particles emitted by thorium.
Mid 19th century: from thorium, on the pattern of words such as alumina and magnesia.
Definition of thoria in:
- US English dictionary
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.
Most popular in the US
Most popular in the UK
Most popular in Canada
Most popular in Australia
Most popular in Malaysia
Most popular in Pakistan