[ tes-uh-rakt ]
/ ˈtɛs əˌrækt /


the generalization of a cube to four dimensions.

Origin of tesseract

1885–90; < Greek tésser(es) four + aktís ray
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for tesseract

Scientific definitions for tesseract

[ tĕsə-răkt′ ]

A four-dimensional hypercube, having sixteen corners. See more at hypercube.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.