Passing or disappearing with time; transitory. / Remaining for only a brief time. / (physics) Decaying with time, especially exponentially.

Something that is transient. / (physics) A transient phenomenon, especially an electric current; a very brief surge.

In a transient manner; momentarily; briefly.

The state of being transient.

plural of transient

plural of astronomical transient

(astronomy) A localized discrete transient optical spectrum event at astronomical distances.

(medicine) A temporary cessation or reduction of blood supply to part of the brain, resulting in brief neurologic dysfunction that usually persists for less than 24 hours.

Alternative spelling of transient ischemic attack

(astronomy, meteorology, aviation) Any of a variety of upper atmospheric optical phenomena associated with thunderstorms.