MAINLINE? Crossword Clue
MAINLINE? Crossword Clue
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Crossword Puzzle Infos
The term 'mainline' can be defined as a major artery, such as the aorta. The aorta is the largest artery in the body and is responsible for carrying oxygen-rich blood from the heart to the rest of the body. It is also known as the AORTAL, which is a six-letter word that can be used to solve a crossword puzzle.