As in "these supernatural solicitings cannot be good."? It means the same as it does anywhere else. The witches' ability to predict the future is apparently supernatural, in the ordinary meaning of that word.
In Macbeth, the term "supernatural" refers to any elements or beings that exist outside the natural world and defy scientific explanation. This includes the witches, their prophecies, and other occurrences that suggest a world beyond the physical realm. The supernatural plays a significant role in shaping the characters' actions and the overall tragic events in the play.
In the play Macbeth when Macbeth starts talking about "supernatural soliciting" he is talking about his conversations (solicitations) with the witches (supernatural).
Lady Macbeth is excited about it. Macbeth is of two minds: "This supernatural soliciting cannot be bad; cannot be good."
There are a bunch of witches and a ghost.
ghost and curses
The supernatural elements in Macbeth include the appearance of witches who prophesize the future, the supernatural events surrounding King Duncan's murder such as the unnatural darkness and the owl's screech, and the ghost of Banquo haunting Macbeth during a banquet. These elements contribute to the overall atmosphere of mystery and dark forces at play in the play.
The term βmagicβ means a supernatural power that can be used to move or change something.
Youkai is a general Japanese term for supernatural creatures in Japanese folklore.
"Anon" in Macbeth means "soon" or "shortly." It is an archaic term used in the play to indicate that something will happen in the near future.
Hecate uses spells, incantations, and rituals to establish a mysterious and supernatural mood in Macbeth. Her presence adds a sense of the supernatural and foreboding to the play, emphasizing the themes of fate and manipulation.
Supernatural stuff is likely to happen.
Suspense
By playing on audiences fears
James I's favorite play by Shakespeare was "Macbeth." He was known to have a personal interest in the supernatural themes of the play and found the character of Macbeth intriguing.