Something which is transient.
A transient phenomenon, especially an electric current; a very brief surge.
(acoustics) A relatively loud, non-repeating signal in an audio waveform which occurs very quickly, such as the attack of a snare drum.
A person who passes through a place for a short time; a traveller; a migrant worker
A homeless person.
Passing or disappearing with time; transitory.
a transient pleasure
Remaining for only a brief time.
a transient disease
Decaying with time, especially exponentially.
(stochastic processes, of a state) having a positive probability of being left and never being visited again.
Occasional; isolated; one-off
Passing through; passing from one person to another.
Intermediate.
Operating beyond itself; having an external effect.