The apparition in dreams foretells about the sickness you are suffering from. When the apparition is someone else, then you should check on that person.
Dream dictionary: Apparition dream meanings
Apparition of any kind is a very bad sign.
Dreaming of an apparition, of any kind, is never a good sign. In fact, it can even mean that a fatality may occur soon.
…To dream you see an apparition or spirit, clothed in white, signifies deceit, temptation to sin, and disappointment in love. Lucky lottery dream numbers – 57….
When you dream of seeing an apparition, it symbolizes your spirit of life. This dream represents your hidden thoughts, also how deep you know yourself as a person. Alternatively, this dream shows your personality, good intentions when it comes to those who you love.
Take unusual care of all depending upon you. Calamity awaits you and yours. Both property and life are in danger. Young people should be decidedly upright in their communications with the opposite sex. Character is likely to be rated at a discount….
Deception and will to make the sins are following you.
Luck and happiness. 266.
…Bears have always been associated with the unpleasant side of the occult. Those, however, that made such short work of Elisha’s tormentors, although undoubtedly psychic (since to appear and cause to disappear with such startling suddenness is only characteristic of the super physical), were to my mind far more opportune than they were unpleasant. Indeed, I might go further and confess that I should not be extremely sorry were such a demonstration of the occult bear, as that recorded in the Scriptures, to take place periodically amongst the ill-mannered and superfluous children of to-day. Many places are said to be haunted by evil spirits in ursine guise. I have myself visited a house in Chelsea where the apparition of a shaggy bear is seen, and it is a well-known fact that the Tower of London was once (and perhaps still is) haunted by the phantasm of a bear. A…
…the second place, to their insatiable love of foolish gossip. Now, however, as I gazed at the hideous countenance, and rubbed my eyes to make sure I was not dreaming, I felt that the gossip I had scorned was only too well founded, and I determined that nothing should induce me to sleep in that room again. The apparition was only visible for a very few seconds, and when I stirred it completely vanished. I have not only experienced this precursor of the occult myself, but I know others who have dreamed of ravens shortly before witnessing an occult phenomenon.I dreamed of a wren just before I got engaged to be married; and three of my correspondents always dream they see a wren prior to hearing of a marriage. Larks portend good news of friends and relations, and happy events generally. Linnets portend marriages; thrushes minor ailments and troubles….
Dream of apparition in white vestments, joy and freedom from present sorrow. See one in black or in repulsive raiment, temptation by a woman.
Its apparition in dreams that warns against indecision, inconstancy, and doubts, whether its in our actions, ideas or emotions.
…(See Apparition)…