relay

1 of 3

noun

re·​lay ˈrē-ˌlā 

1

a

: a supply (as of horses) arranged beforehand for successive relief

b

: a number of persons who relieve others in some work

worked in relays around the clock

2

a

: a race between teams in which each team member successively covers a specified portion of the course

b

: one of the divisions of a relay

3

: an electromagnetic device for remote or automatic control that is actuated by variation in conditions of an electric circuit and that operates in turn other devices (such as switches) in the same or a different circuit

4

: servomotor

5

: the act of passing along (something, such as a message or ball) by stages

also : one of such stages

relay

2 of 3

verb (1)

re·​lay ˈrē-ˌlā  ri-ˈlā 

relayed; relaying

transitive verb

1

a

: to place or dispose in relays

b

: to provide with relays

2

: to pass along by relays

news was relayed to distant points

3

: to control or operate by a relay

relay

3 of 3

verb (2)

re·​lay (ˌ)rē-ˈlā 

relaid (ˌ)rē-ˈlād  ; relaying

transitive verb

: to lay again

relay track

Examples of relay in a Sentence

Noun

Our relay team is training for next weekend's race.

a satellite relay of a television signal

We set up a relay to carry buckets of water to the campsite.

They worked in relays to clear the rubble.

Recent Examples on the Web

Noun

Hudson revealed that the family holds an Olympic-style tournament every year, rotating between games like ping pong, cornhole and relay races. —Ralphie Aversa, USA Today, 11 Jan. 2026

As part of the nuclear command, control, and communications (NC3) network, this aircraft serves as an airborne relay between national leadership—including the President and Secretary of Defense—and strategic forces such as ballistic missile submarines. —Prabhat Ranjan Mishra, Interesting Engineering, 10 Jan. 2026

Verb

Bregman was great at relaying tips and lessons to the coaches and players. —Dan Roche january 11, CBS News, 11 Jan. 2026

Upon Green Smith’s admission to the hospital on Christmas Eve, doctors decided her condition was serious enough to require an emergency C-section, said Wardlaw, recounting what other family members relayed to her. —Leah Asmelash, CNN Money, 10 Jan. 2026

Word History

Etymology

Noun

Middle English, set of fresh hounds, from relayen

Verb (1)

Middle English, to release a set of fresh hounds, take a fresh horse, from Middle French relaier, from re- + laier to let go, leave — more at delay

Verb (2)

re- + lay entry 1

First Known Use

Noun

15th century, in the meaning defined at sense 1a

Verb (1)

1788, in the meaning defined at sense 1a

Verb (2)

1757, in the meaning defined above

Phrases Containing relay

• medley relay

Rhymes for relay

• airway
• allay
• archway
• array
• ashtray
• astray
• aue
• away
• ballet
• belay
• beltway
• beret

Kids Definition

relay

1 of 3 noun

re·​lay ˈrē-ˌlā 

1

: a fresh supply (as of horses or people) arranged to relieve others

2

a

: a race between teams in which each team member covers an assigned part of the course

b

: one of the divisions of a relay

3

: an electromagnetic device in which the opening or closing of one circuit operates another device (as a switch in another circuit)

4

: the act of passing along (as a message or a ball) by stages

also : one of such stages

the shortstop's relay from center field was too late to catch the runner

relay

2 of 3 verb

re·​lay ˈrē-ˌlā  ri-ˈlā 

relayed; relaying

1

a

: to place or arrange in relays

b

: to provide with relays

2

: to pass along by stages

news was relayed by satellites

relay

3 of 3 verb

re·​lay (ˈ)rē-ˈlā 

relaid -ˈlād  ; relaying

: to lay again