Below you can find the An ellipse's center of symmetry is midway between these 2 points abbreviated f. Jeopardy Words Answer. The answer to An ellipse's center of symmetry is midway between these 2 points abbreviated f. has 4 letters. This clue belongs to the Geometry category and is part of Jeopardy Word Level 554. If you scroll near the bottom you will find other clues and answers part of level 554