sensation of seeing something that disappears quickly and that cannot be to clarify what it is, which makes suppose that he is something supernatural. Example:-Pedro, do your wearing something?.-I not only heard a dip, as when someone dives in the water- and your?, José-I saw the coloured something released into the River, I waited a long time to see if he was alive and nothing. -This is nothing!, better not go.
If I know another. In the Caribbean Islands, coloured also is that sudden shadow observed suddenly by the corner of the eye that makes us think that there is someone present and if we go back we see that there is no one and we have, however, that concern... and without this suppose that we have a crisis psicotica.