Gritstone definitions Webster's 1828 Dictionary GRIT'STONE,n. [See Grit ... 1: a hard coarse-grained siliceous sandstone [syn: grit, gritrock, gritstone] Webster's 1913 Dictionary 3. pl. Grain, esp. oats or ... grained siliceous sandstone; as, millstone grit; -- called also gritrock and gritstone. The name is also applied to a finer sharp-grained ... Dictionary Gritrock Grit"rock` (gr[i^]t"r[o^]k`), Gritstone Grit"stone` (-st[=o]n`)n. (Geol.) See Grit, n ...
... 1: a hard coarse-grained siliceous sandstone [syn: grit, gritrock, gritstone] Webster's 1913 Dictionary 3. pl. Grain, esp. oats or ... grained siliceous sandstone; as, millstone grit; -- called also gritrock and gritstone. The name is also applied to a finer sharp-grained ... Dictionary Gritrock Grit"rock` (gr[i^]t"r[o^]k`), Gritstone Grit"stone` (-st[=o]n`)n. (Geol.) See Grit, n., 4. Soule's Dictionary of English Synonyms n. Gritstone, grit.
... 1: a hard coarse-grained siliceous sandstone [syn: grit, gritrock, gritstone] 2: fortitude and determination; "he didn't have the guts ... I. n. 1. Bran. 2. Sand, gravel, small pebbles. 3. Gritstone, gritrock. II. v. a. Grate, grind, gnash. Moby Thesaurus air ...