ganister

[ gan-uh-ster ]

noun
  1. a highly refractory, siliceous rock used to line furnaces.

  2. a synthetic product similar to this rock, made by mixing ground quartz with a bonding material.

Origin of ganister

1
First recorded in 1805–15; origin uncertain

Words Nearby ganister

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How to use ganister in a sentence

British Dictionary definitions for ganister

ganister

gannister

/ (ˈɡænɪstə) /


noun
  1. a highly refractory siliceous sedimentary rock occurring beneath coal seams: used for lining furnaces

  2. a similar material synthesized from ground quartz and fireclay

Origin of ganister

1
C19: of unknown origin

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