adjective: Gigantic + Huge + Cubic. Word to describe an incomprehensibly large three dimensional volume such as the known universe or infinite parallel universes.
The whole of space and time can be described as gihugic in size, volume, and shape.
Short-hand for the word floccinaucinihilipilification, meaning the estimation of something as valueless (encountered mainly as an example of one of the longest words in the English language).