Transience

Transience or transient may refer to:

Music

Transient state, when a process variable or variables have been changed and the system has not yet reached a steady state.
Transient modelling, a way of looking at a process with the primary criterion of time, observing the pattern of changes in the subject being studied over time.
Transient response, the response of a system to a change from an equilibrium or a steady state.
Transient (acoustics), a high-amplitude, short-duration sound at the beginning of a waveform
Transient (astronomy), an astronomical object or phenomenon of short duration
Transient (civil engineering), any pressure wave that is short lived
Transient (computer programming), a property of any element in the system that is temporary
Transient (oscillation), a short-lived burst of energy caused by a sudden change of state
Transient climate simulation, a mode of running a global climate model (GCM) so that the climate of the model represents a realistic mode of possible change in the real world.

"Transience" (short story), by Arthur C. Clarke
TRANSIENT, a US secret program to intercept Soviet satellite transmissions
Transient, a 2005 short film by Australian director Craig Boreham
Transients, a term for some homeless people
"Transients", title short story in the 1993 collection Transients and Other Disquieting Stories by Darrell Schweitzer