Relay (disambiguation)

A relay is an electronic component; a form of switch.

Relay may also refer to:

• relay, a station in a message-forwarding system, especially for the changing of horses by couriers
  • Relay (satellite), a communications satellite
  • Relay (shop), a French convenience store
  • Relay league, a chain of message-forwarding stations
  • cursus publicus (courier-service in the Roman Empire)
  • Mail relay, a server used for delivering e-mail, usually by SMTP; see also open mail relay
  • Microwave radio relay, technology for message-forwarding
• A repeater, a device that re-transmits signals
  • A medium-altitude satellite operating as a repeater
• Citroën Relay, a marketing version of the Citroën Jumper van
• Saturn Relay, a minivan produced from 2005-07 by Saturn Corporation
• Relay race
• Telecommunications Relay Service, a telephone accessibility service for the Deaf
• Bitnet Relay, an online chat-system on the BITNET
• Relay Directory Manager, an AJAX application
• "Relay", a song by The Who

Compare:

• Relayer, a Yes album