mullite

noun
mull·​ite | \ ˈmə-ˌlīt How to pronounce mullite (audio) \

Definition of mullite

: a mineral that is an orthorhombic silicate of aluminum which is resistant to corrosion and heat and is used as a refractory

First Known Use of mullite

1924, in the meaning defined above

History and Etymology for mullite

Mull, island of the Inner Hebrides

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The first known use of mullite was in 1924

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Cite this Entry

“Mullite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mullite. Accessed 15 May. 2021.

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Britannica.com: Encyclopedia article about mullite

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