bo·​ro·​sil·​i·​cate | \ ˌbȯr-ō-ˈsi-lə-ˌkāt How to pronounce borosilicate (audio) , -ˈsi-li-kət \

Definition of borosilicate

1 : a silicate containing boron in the anion and occurring naturally

Examples of borosilicate in a Sentence

Recent Examples on the Web Open it up, and two shiny wings—reflectors—concentrate sunlight onto a central vacuum tube made of borosilicate glass. Kevin Dupzyk, Popular Mechanics, "The Quest to Find the Best Camp Stove," 23 June 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'borosilicate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of borosilicate

1817, in the meaning defined at sense 1

History and Etymology for borosilicate

International Scientific Vocabulary

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Time Traveler for borosilicate

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The first known use of borosilicate was in 1817

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Cite this Entry

“Borosilicate.” The Dictionary, Merriam-Webster Inc., Accessed 10 December 2019.

Comments on borosilicate

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to state or do over again or repeatedly

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