The term 'DOOR SECTION' can be broken down into two words, 'DOOR' and 'SECTION'. A DOOR is a movable structure used to open and close an entrance, typically consisting of a panel that swings on hinges or that slides or rotates. A SECTION is a distinct part or portion of something, such as a piece of writing or a book. The crossword solution for this term is 'PANE', which is a flat, typically rectangular piece of glass in a window, DOOR, or partition.