Definition of ganister in English:


Syllabification: gan·is·ter
Pronunciation: /ˈganəstər


  • A close-grained, hard siliceous rock, or a similar synthetic product, used especially for lining furnaces.
    More example sentences
    • The other refractory plants had to have their ganister hauled in by rail.
    • The lip and rim of the ladles are also best lined with ganister.
    • According to Pete Clarke, the tour will then explore the ganister loading siding between Three Springs and Saltillo and the path of the now-dismantled spur truck to the former North American Refractories Company quarry above Three Springs.


early 19th century: of unknown origin.

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a slit made by cutting with a saw