Noun
automap (plural automaps)
English Wikipedia has an article on:automapWikipedia
(video games) A partial map that is automatically updated with new areas as the player discovers them.
The HUD also features three "Multi-Function Displays", which may be configured to display information such as weapon readouts, an automap and an inventory. Source: Internet
Another benefit was the clarity of the automap, as that could be rendered with 2D vectors without any risk of overlapping. Source: Internet