greyed out


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greyed out

or

grayed out

adj
(Computer Science) (of a navigation button, menu item, etc on a computer screen) not highlighted, indicating that the function is unavailable at a given time
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014