Transience

Examples include:

• Transient (acoustics).
• A transient astronomical event is a phenomenon that is relatively short-lived by astronomical standards. Examples include supernovae, comets, and meteors.
• Transient state (chemical engineering).
• Transience (band), an alternative band from MA.
• Transient (civil engineering).
• Transient (computer programming).
• Transient, a term used to describe the wandering poor, better known as a homeless person, bum, hobo, etc.
• Transient (oscillation) (electrical).
• A transient laborer is a type of temporary laborer
• A feeling of transience, called Mono no aware, has been important in Japanese culture.
• A transient screen is an element in user interface design.
• Transience, a short story by Arthur C. Clarke.
• A transgender person.