Junction point is a term used to describe a point in a network where two or more lines meet. In the context of a crossword, the solutions for junction point are 'NODE' (4 letters) and 'VERTEX' (6 letters). NODE is a term used to describe a single point in a network, while VERTEX is a term used to describe a point where two or more lines intersect. Both terms can be used interchangeably to refer to a junction point.