This is the 3432nd most frequent Spanish word.
emitir
To issue, emit, or broadcast.
Here, 'emitir' means 'to broadcast' and refers to the action of airing the program on television.
El canal de televisión va a emitir el programa a las ocho.
The television channel will broadcast the program at eight o'clock.
In this case, 'emitir' means 'to issue' and is used in the context of providing a formal document, such as a receipt.
El banco debe emitir un recibo para la transacción.
The bank must issue a receipt for the transaction.
Here, 'emitir' means 'to emit' and describes the action of dispersing or sending out something, in this case, radiation.