Imagining the Tenth Dimension. Imagining the Tenth Dimension - 2012 Version. Imagining the "Zeroth" Dimension. Imagining the First Dimension. Imagining the Fourth Dimension. Extra Dimensions - PHD Animation. Imagining the Tenth Dimension. Imagining the Fourth Dimension. A direct link to the above video is at Here's where we start getting into some possible confusion because the same word can have many different meanings.
When people say that "time" is the fourth dimension, what does that mean?