counterjet
nounUS /kʰaʊntɚd͡ʒɛt/
Etymology From counter- + jet.
1
Natural sciences, Physical sciences, Physics An opposing jet.
- We estimate a total mass ~0.1 Msun and a kinetic energy of at least ~1 x10^50 erg for S-rich ejecta in the NE jet and SW counterjet.2015, Robert A. Fesen, Dan Milisavljevic, “An HST Survey of the Highest-Velocity Ejecta in Cassiopeia A”, in arXiv: