GRITROCK

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A hard coarse-grained siliceous sandstone

Synonyms:

grit; gritrock; gritstone

Classified under:

Nouns denoting substances

Hypernyms ("gritrock" is a kind of...):

sandstone (a sedimentary rock consisting of sand consolidated with some cement (clay or quartz etc.))

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