Teletypesetter

noun
Tele·​typesetter | \ ¦telə+\
plural Teletypesetters

Definition of Teletypesetter

: an apparatus for the automatic operation of a keyboard slugcasting machine consisting essentially of a separate keyboard that perforates a tape which is fed either into an attachment to the slugcasting machine or into a sender that transmits electrical impulses telegraphically to any number of reperforators with the perforated tape causing the slugcasting machine to set type by automatic operation of the keyboard formerly a U.S. registered trademark