An unseen translation.
What has been seen, can not be unseen.
Forests and fields beyond the camp, unseen before, were now visible in the distance.
The unseen creature placed a plate of food beside her.
He tried to pass either in front of them or to the right or left, but there were soldiers everywhere, all with the same preoccupied expression and busy with some unseen but evidently important task.
The water must in ritual washings run off in order to carry away the miasma or unseen demon of disease; and accordingly in baptism the early Christians used living or running water.
They could not see the horses, but only heard them splashing through the unseen mud.