holograph
1 of 3noun (1)
ho·lo·graph ˈhō-lə-ˌgraf 
ˈhä-
plural holographs
: hologram
In one scene, a 10-story high, glowing, pink holograph speaks seductively to K.
Jill Gutowitz
Jill GutowitzThe team hopes to push the material to produce video quality holographs in the next two years, and the technology could be ready for your living room within the decade. Lisa Grossman
Lisa Grossmanholograph
2 of 3noun (2)
: a document wholly in the handwriting of its author
I own the holograph of Albert Jay Nock's marvelous book on Jefferson, and there are fewer corrections on an average page than I write into a typical column. William F. Buckley Jr.
William F. Buckley Jr. also : the handwriting itself
But there's a stronger proof of humility in this particular copy, which carries an inscription in the author's holograph: "I am told there is a great deal of tosh in this book." Eric Korn
Eric Korn holograph
3 of 3less common variant of holographic sense 2
Word History
Etymology
Noun (2)
Late Latin holographus, from Late Greek holographos, from Greek hol- + graphein to write — more at carve
First Known Use
Noun (1)
1966, in the meaning defined above
Noun (2)
1623, in the meaning defined above
Legal Definition
holograph
noun
ho·lo·graph ˈhō-lə-ˌgraf, ˈhä-
: a document (as a will or a deed) entirely in the handwriting of the person whose act it purports to be