hyperspace

noun

(mathematics) An n-dimensional Euclidian space with n > 3. / (mathematics) A Euclidian space of unspecified dimension.

The spaceship traveled through hyperspace at incredible speeds.

意味（1）

(mathematics) An n-dimensional Euclidian space with n > 3.

意味（2）

(mathematics) A Euclidian space of unspecified dimension.

意味（3）

(science fiction) A notional space orthogonal to the usual dimensions of space-time often used for faster-than-light travel.

We can only get to the Nimrodian Galaxy if we go through hyperspace.