PRINCIPAL LINE Crossword Clue

The most common solution for the crossword clue "PRINCIPAL LINE" are MAIN with 4 letters.
We know 1 solutions for: PRINCIPAL LINE
Crossword Puzzle Infos
The term 'Principal Line' can be defined as the MAIN line of something. It is usually used to refer to the MAIN route or path of a transportation system, such as a railway or highway. In other contexts, it can also refer to the MAIN idea or focus of a particular topic or discussion.
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