The term 'Geometric CORNER' is a combination of two words, 'geometric' and 'CORNER'. Geometric refers to the branch of mathematics that deals with shapes, sizes, and relative positions of figures. A CORNER is a point where two lines or surfaces meet. Therefore, the term 'Geometric CORNER' refers to the point where two lines or surfaces meet in a geometric shape. The crossword solution for this term is 'ANGLE', which is a figure formed by two straight lines or rays meeting at a common point.