Strong's Concordance G887

Original Word: ἀχλύς
Transliteration: achlýs
Phonetic Spelling: akh-looce'
[ἀχλύς] of uncertain derivation; dimness of sight, i.e. (probably) a cataract

Usages throughout the bible

Acts 13:11 - And now, behold, the hand of the Lord is upon thee, and thou shalt be blind, not seeing the sun for a season. And immediately there fell on him a mist G887 and a darkness; and he went about seeking some to lead him by the hand.