sparsity

sparsity
    n 1: the property of being scanty or scattered; lacking
         denseness [syn: {sparseness}, {spareness}, {sparsity},
         {thinness}]
    

34 Moby Thesaurus words for "sparsity":
      chinchiness, chintziness, dearth, exiguity, fewness, infrequence,
      infrequency, meagerness, miserliness, niggardliness,
      occasionalness, paucity, poverty, rareness, rarity, restrictedness,
      scant sufficiency, scantiness, scarceness, scarcity, scrimpiness,
      seldomness, skimpiness, slowness, smallness, sparseness,
      stinginess, stringency, thinness, tightness, uncommonness,
      unfrequentness, uniqueness, unusualness