.                                              .   
                      .o8                                            .o8   
 .ooooo.   .oooo.   .o888oo  .oooo.   oooo d8b  .oooo.    .ooooo.  .o888oo 
d88' `"Y8 `P  )88b    888   `P  )88b  `888""8P `P  )88b  d88' `"Y8   888   
888        .oP"888    888    .oP"888   888      .oP"888  888         888   
888   .o8 d8(  888    888 . d8(  888   888     d8(  888  888   .o8   888 . 
`Y8bod8P' `Y888""8o   "888" `Y888""8o d888b    `Y888""8o `Y8bod8P'   "888" 
                                                                           
                                                                           
                                                                           
Cataract refers to a clouding of the lens 
of the eye, or of its surrounding 
transparent membrane, that obstructs the 
passage of light. Cataract is also used, 
often in literature, to refer to a 
waterfall, steep rapids in a river, or to a 
downpour or flood.

 [KAT-uh-rakt] > noun