partially sighted

adjective
    1. unable to see properly so that even with corrective aids normal activities are prevented or seriously hindered
    2. (as collective noun; preceded by the)the partially sighted
Derived Formspartial sight, noun

usage

The generally accepted term to cover people with sight impairments is blind or partially sighted people
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012