vomit comet

noun

1. informal.
   an aircraft that dives suddenly in altitude, simulating freefall, in order to allow astronauts to experience the nausea that can affect people in a gravity-free environment

Example Sentences

Sometimes referred to as the Vomit Comet, the plane flies in large arcs.

From BBC

Also, Gates goes for a ride in zero-G on the vomit comet.

From Los Angeles Times

Just when he thought a vomit comet was about to fly...he stopped moving.

From Literature

Andrew Feinberg and Lindsay Rizzardi testing techniques on the “vomit comet.”

From The Verge

Rizzardi spent days on the plane known as the “vomit comet,” for instance, trying not to puke as she and her colleagues worked out how to prepare the blood samples during periods of weightlessness.

From The Verge