1. The ability to see objects or movement outside the direct line of sight, in the peripheral areas of the visual field
The driver used side vision to detect the car approaching from the right lane.
O motorista usou a visão periférica para detectar o carro se aproximando da faixa direita.
2. Peripheral vision; the outer edges of the visual field as opposed to central vision
Athletes develop better side vision through specific training exercises.
Os atletas desenvolvem melhor visão periférica através de exercícios de treinamento específicos.