What is meaning of uncanning?

As an AI language model, I do not have knowledge of the term "uncanning". However, it is possible that you meant to say "uncanny". In such case, the meaning of "uncanny" is something that is strange or mysterious, especially in an unsettling way. It can refer to a situation, object or person that seems familiar yet is strangely unfamiliar, causing a sense of discomfort or unease. It often relates to situations where the line between what is normal and what is abnormal becomes blurred. Examples of situations that can be described as uncanny include seeing a double of oneself, experiencing déjà vu, or encountering a ghost.