Gritstone definition

Gritstone





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3 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Grit \Grit\, n. [OE, greet, greot, sand, gravel, AS. gre['o]t
     grit, sant, dust; akin to OS griott, OFries. gret gravel,
     OHG. grioz, G. griess, Icel. grj[=o]t, and to E. groats,
     grout. See {Groats}, {Grout}, and cf. {Grail} gravel.]
     1. Sand or gravel; rough, hard particles.
        [1913 Webster]


  
     2. The coarse part of meal.
        [1913 Webster]
  
     3. pl. Grain, esp. oats or wheat, hulled and coarsely ground;
        in high milling, fragments of cracked wheat smaller than
        groats.
        [1913 Webster]
  
     4. (Geol.) A hard, coarse-grained siliceous sandstone; as,
        millstone grit; -- called also {gritrock} and {gritstone.}
        The name is also applied to a finer sharp-grained
        sandstone; as, grindstone grit.
        [1913 Webster]
  
     5. Structure, as adapted to grind or sharpen; as, a hone of
        good grit.
        [1913 Webster]
  
     6. Firmness of mind; invincible spirit; unyielding courage;
        fortitude. --C. Reade. --E. P. Whipple.
        [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Gritrock \Grit"rock`\ (gr[i^]t"r[o^]k`), Gritstone \Grit"stone`\
     (-st[=o]n`)n. (Geol.)
     See {Grit}, n., 4.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:

  gritstone
       n : a hard coarse-grained siliceous sandstone [syn: {grit}, {gritrock}]

















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