pion rocket

noun

A theoretical type of antimatter rocket which uses proton-antiproton fuel, and magnetic rocket funnels to direct the π-on exhaust. The pi meson particles are created by the matter-antimatter annihilation of protons and antiprotons.

Meanings

nounpion rocket (plural pion rockets)

plural pion rockets

  1. A theoretical type of antimatter rocket which uses proton-antiproton fuel, and magnetic rocket funnels to direct the π-on exhaust. The pi meson particles are created by the matter-antimatter annihilation of protons and antiprotons.

Origin

From the type of exhaust expelled by the rocket, being composed of π subatomic particles (π mesons, aka pions).

Full word history & related roots →
Cite this entry
APA

pion rocket. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/pion%20rocket

MLA

“pion rocket.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/pion%20rocket. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “pion rocket,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/pion%20rocket.

Source: pion rocket on Wiktionary, CC BY-SA 4.0.