Meaning of RELAY in English

I. re ‧ lay 1 /ˈriːleɪ/ BrE AmE noun

1 . in relays if people do something in relays, several small groups of them do it, one group after another, so that the activity is continuous

2 . [countable] a relay race:

the 100 metres relay

3 . [uncountable and countable] a piece of electrical equipment that receives radio or television signals and sends them on

II. re ‧ lay 2 /riːˈleɪ $ rɪˈleɪ, ˈriːleɪ/ BrE AmE verb ( past tense and past participle relayed ) [transitive]

1 . to pass a message from one person or place to another SYN pass on

relay something to somebody

He quickly relayed this news to the other members of staff.

2 . if radio or television signals are relayed, they are received and sent, especially so that they can be heard on the radio or seen on television:

The broadcasts were relayed by satellite.

III. re ‧ lay 3 /riːˈleɪ/ BrE AmE verb ( past tense and past participle relaid ) [transitive]

to lay something on the ground again because it was not done well enough before:

The carpet will have to be relaid.

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.