adj ·Rare ·Advanced level

Definitions

Adjective

1. 1
   Having four dimensions; being measurable along four mutually perpendicular axes. not-comparable
2. 2
   Relating to the four dimensions of space-time (three spatial dimensions with the addition of time as the fourth). not-comparable

   "We live in a four-dimensional universe."

Adjective

1. 1
   involving or relating to the fourth dimension or time wordnet

Synonyms

All synonyms

4-dimensional

Example

More examples

"It's impossible for us to visualise four-dimensional objects."

Related phrases

four-dimensional chess

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.