| Subject | English | Portuguese |
| fish.farm., tech. | automatic relaying equipment | equipamento de retransmissão automática |
| gen. | Europe Direct Information Relays | centro de informação Europe Direct |
| comp., MS, Braz. | mail relaying | retransmissão de email (A practice in which an attacker sends e-mail messages from another system's e-mail server in order to use its resources and/or make it appear that the messages originated from the other system) |
| comp., MS | mail relaying | mail relay (A practice in which an attacker sends e-mail messages from another system's e-mail server in order to use its resources and/or make it appear that the messages originated from the other system) |
| work.fl. | national network of relays | rede nacional de relais |
| fish.farm. | relaying area | zona de transposição |
| commun., IT | relaying envelope | envelope de transmissão |
| chem., el. | relaying station | entreposto |
| patents. | scientific, electric and electronic apparatus and instruments, all for the receiving, processing, transmitting, storing, relaying, inputting or outputting of data | aparelhos e instrumentos científicos, eléctricos e electrónicos, todos para a recepção, processamento, transmissão, armazenamento, retransmissão, entrada ou saída de dados |
| transp., construct. | track relaying | renovação da via |
| gen. | water relaying system | manobra em relé |