Crossword clues for An eighth of a circle. 6 letters:OCTANTCircle eighthOCTILEEighth of a circleOCTANTEighth of a circleOCTANTOne eighth of a circleOCTANTAn eighth of a circle.OCTANTEighth part of a circle.OCTANTSEighth parts of circles.OCTANTSEighth parts of a circle.