What is another word for fourth-dimensional?
Pronunciation: [fˈɔːθda͡ɪmˈɛnʃənə͡l] (IPA) 
The term 'fourth-dimensional' has often been used in the realm of science, physics, and mathematics. However, there are several synonyms that can be used in place of this term. For instance, 'multi-dimensional' is an appropriate synonym that can be used to describe an object or phenomenon that exists in multiple dimensions. Another synonym is 'spacetime,' which is used to signify the interweaving of time and space. 'Hyperdimensional' is another synonym that indicates an object that exists beyond the conventional three dimensions, or 'hyperspace'. Finally, 'extra-dimensional' also signifies conditions and phenomena that exist beyond the three dimensions we are familiar with, a term that is also used to describe the concept of parallel universes or dimensions.
