silex

noun

si·​lex ˈsī-ˌleks How to pronounce silex (audio)
: silica or a siliceous material (such as powdered tripoli) especially for use as a filler in paints or wood

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Example Sentences

Recent Examples on the Web Pompeii's streets were paved with silex, or cooled lava stone. David Grossman, Popular Mechanics, 15 May 2019

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

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Word History

Etymology

Latin silic-, silex hard stone, flint

First Known Use

circa 1592, in the meaning defined above

Time Traveler
The first known use of silex was circa 1592

Dictionary Entries Near silex

Cite this Entry

“Silex.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/silex. Accessed 29 Sep. 2022.

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Medical Definition

silex

noun

si·​lex ˈsī-ˌleks How to pronounce silex (audio)
: silica or a siliceous material especially for use as a filler in paints or wood or as a dental material
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