What research shows
Below the species threshold in animal-dream studies, where dogs, horses and cats dominate.
Animals
Dreaming about rat
Something unwanted that has got inside — rats in dreams are almost always indoors..
The psychological reading
Disgust rather than fear is the dominant reported emotion, which separates this from snake or spider dreams and points at contamination rather than threat.
Not among the 55 themes ever measured — searched 16,060 times a month. Which dreams have been counted →
The version matters
Different ways this dream shows up
Most dream dictionaries give one meaning for the whole symbol. In practice the specific version carries most of the information — losing every tooth and losing one tooth are not the same dream.
How to record a dream, why the feeling matters more than the content, and when recurring nightmares are worth a doctor rather than a dictionary — set out once on the main page.
Before you look anything up
How the dream felt matters more than what was in it. The same image can arrive as comfort or as threat, and that difference tells you more than any entry in a dictionary — including this one.