ˈblearnessarch. or Obs. [f. blear a. + -ness.] Blearedness (of the eyes). 1543Traheron Vigo's Chirurg. ii. ii. 50 Blerenes of the eyelyddes.1585Lloyd Treas. Health A j, There shal many be troubled with blernesse.1748Vegetius' Distemp. Horses 157 A great Blearness of the Eyes.