chert

noun \ ˈchərt , ˈchat \

Definition of chert

: a rock resembling flint and consisting essentially of a large amount of fibrous chalcedony with smaller amounts of cryptocrystalline quartz and amorphous silica

cherty

play \ˈchər-tē, ˈcha-\ adjective

Recent Examples of chert from the Web

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

Origin and Etymology of chert

origin unknown


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