Dreaming that you are referring to a dictionary, signifies you will depend too much upon the opinion and suggestions of others for the clear management of your own affairs, which could be done with proper dispatch if your own will was given play.
Dream dictionary: Dictionary dream meanings
If we are consulting a dictionary is possibly a warning to investigate further on some project or work that we plan to undertake. The dream is telling us that we need to expand our knowledge about them.
…To dream that you are using a dictionary signifies that you don’t trust yourself enough. Dreaming about book that lists the words of a language, also can shows that for you the opinions of others is very important. Also, it can mean that you need help to find the solutions in your troubles. Are you able to manage of your own affairs? Or do you need help from others?…
It warns us that we need to expand our knowledge.