1. to assign an incorrect grade or score to (a test, assignment, or student’s work)

Examples

• The teacher accidentally misgrades several exams due to a scoring error.
• If the computer system misgrades your test, you can request a manual review.
• She worried that the substitute teacher might misgrade her essay.
• The professor misgrades the final papers because of unclear handwriting.
• Students should check their work carefully so the scanner doesn’t misgrade their answer sheets.