(electronics) electronic device that amplifies a signal before transmitting it again; "repeaters can be used in computer networks to extend cabling distances"
a person who repeats; "the audience consisted largely of repeaters who had seen the movie many times"
conducive to good health of body or mind; "a healthful climate"; "a healthful environment"; "healthful nutrition"; "healthful sleep"; "Dickens's relatively healthful exuberance"