repeater

One who or that which repeats.

A student repeating a course, class, or grade.

留级生

留班生

A patient who repeatedly presents with the same symptoms.

A consumer who repeatedly purchases the same goods or services.

One who votes more than once at an election.

A person who regularly sees unexplained sightings of paranormal phenomena.

A gun that has a store of cartridges and does not need reloading after each shot.

A telegraphic instrument for automatically retransmitting a message.

An electronic device that receives a weak or low-level signal and retransmits it at a higher level or higher power.

A watch with a striking apparatus which, upon pressure of a spring, will indicate the time, usually in hours and quarters.

A repeating decimal.

In calico printing, a design repeated at equal intervals in a pattern.

A frigate appointed to attend an admiral in a fleet, and to repeat the admiral's signals.

A pennant used to indicate that a certain flag in a hoist of signal is duplicated.