D-s meson


noun Physics.

a positively charged meson having a mass 3852 times that of the electron and a mean lifetime of approximately 4.7 X 10-13 seconds.
Also called D-s particle.

Scientific definitions for d-s particle

D-s particle
[ dēĕs ]

A positively charged meson having a mass 3,852 times that of the electron and a mean lifetime of approximately 4.7 X 10-13 seconds. See Table at subatomic particle.