Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

chert

play
noun \ˈchərt, ˈchat\

Definition of chert

  1. :  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


Origin and Etymology of chert

origin unknown


First Known Use: 1679


Learn More about chert


Seen and Heard

What made you want to look up chert? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to proceed clumsily or ineffectually

Get Word of the Day daily email!