holocube

holocube noun: a cube-shaped device that shows or stores holographic pictures.

Noun

holocube (plural holocubes)

A cube-shaped device that shows or stores holographic pictures.
- One wall was a huge holo cube displaying Geneva's table of organization, a spidery orange pyramid with tens of thousands of names connected by lines, from the mayor at the top to the “corridor security” people at the base.1976, Joe Haldeman, The Forever War, New York: Ballantine Books, page 113
- He snapped a holo-cube into the projector and switched on. I gasped and shrank back in my seat as a great crustacean sprang into being in front of me, blind, chitinous, rust-red, and malevolent.1978, Charles Sheffield, “The Deimos Plague”, in Stellar Science Fiction Stories, n 4, New York: Del Rey, p 146

And on a little table beside the bed, he found a holocube with a tiny picture of a woman wearing a yellow dress in it.1990, Magazine of Fantasy and Science Fiction, volume 79, page 113:
Not a cassette, not an infodisk, not a holocube, but an actual book, with a cover and binding and pages.1992, Isaac Asimov, Robert Silverberg, The Positronic Man, New York: Doubleday, page 25:

From holo- + cube.

What does holocube mean?: Holocube means a cube-shaped device that shows or stores holographic pictures.
How do you use holocube in a sentence?: And on a little table beside the bed, he found a holocube with a tiny picture of a woman wearing a yellow dress in it.
What part of speech is holocube?: Holocube is a noun.
What is the plural of holocube?: The plural of holocube is holocubes.

Adapted from Wiktionary: holocube (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated: 2026-09-02

Cite this entry: “holocube.” Word.ws, https://word.ws/holocube. Based on Wiktionary, CC BY-SA 4.0.