Have you ever ever seen a "family tree" diagram? That too is a type of Blank Map United States fileblank map of the united states wikimedia commons with 1024 X 665! A map of family relationships. You might have also seen various diagrams of the evolution of species - a much larger-scale kind of "family tree". These are generally maps that include time as well as space! You can also have seen "timelines", which are just one more kind of map of the time. Blank Map United States fileblank map of the united states wikimedia commons with 1024 X 665 do not have to relate simply to spatial proportions!
Consider a dictionary, or the index of a book, or even the table of contents of a book. Those too are Blank Map United States fileblank map of the united states wikimedia commons with 1024 X 665. The book is an interesting circumstance because in a way it is a kind of reverse-lookup map, in that what have recently been arranged to match the map! That is, what have been put into a chapter determined by the map: the dictionary puts the words into alphabetic order for comfort of finding them. The Dewey Decimal Program used in libraries is kind of like that too: it assists Blank Map United States fileblank map of the united states wikimedia commons with 1024 X 665 where in the library the book you are interested in can be found.
In essence a map is a representation of relationships. But it is also true that portrayal is itself a map, because if you got no way of "mapping" (relating) the representation to whatever the representation presents you might not even realise that the portrayal is a representation at all! Think of the paintings of Pablo Picasso or Salvador Dali: pictures of things or people, yet distorted in some way. In the event you distorted a picture even more, eventually it could be so distorted that you could not tell searching at it what it was intended to be a picture of; what presents. Your eyes and brain have to be able to "map" the image to the thing as a way to recognise what thing the represents.