Holograph
Part of speech: noun
Definition: A hologram. A handwritten document, especially a letter, deed, or will, that is solely the work of the person whose signature it bears; a manuscript.
Hologram
Part of speech: noun
Definition: A three dimensional image; unlike regular images which are usually two dimensional, a three dimensional image or hologram, appears to "pop out" of the media which it is printed on or illuminated from. Hologram images are usually created by using a single laser beam which is split and splashed onto the object and finally onto the film.