Definition of "blindness"

blindness

/ˈblaɪndnəs/

noun
usually uncountable, plural blindnesses
1. The condition of being blind; unable to see.
2. (figuratively) Want of intellectual or moral discernment; mental darkness; ignorance, heedlessness.
  Quotations
  A tormenting hunger shuddered through her and she wished she could put aside the power. Oh, to be as others were — blind in that safest of all blindnesses, living only the hypnoidal half-life into which birth-shock precipitated most humans.
  1976, Frank Herbert, Children of Dune
3. (obsolete) concealment