Inverted plasma distributor
An inverted plasma distributor was a component of the warp drive on  starships.

In 2380, Ensign Brad Boimler asserted that the sound of the 's engines had a higher pitch than those of the  because of the inverted plasma distributors. However, Ensign Beckett Mariner insisted it was actually due to the vibrations in the dilithium dispersement manifold. ()

Propulsion technology