/ Dictionary / Index G grader: Meaning and Definition of Find definitions for: grad•er Pronunciation: (grā'dur), [key] — n. a person or thing that grades. a pupil of a specified grade at school: a fourth grader. a machine for grading. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: grader (Thesaurus) grade point average grade school Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language