a person or thing that grades.
a pupil of a specified grade at school: a fourth grader.
a machine for grading.

Origin of grader

An Americanism dating back to 1840–50; grade + -er1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Related Words for grader

excavator, backhoe, grader

Examples from the Web for grader

Contemporary Examples of grader

Historical Examples of grader

  • The apron is operated by gearing from the rear wheels of the grader.

  • The surface is finally smoothed by means of the grader and drag.

  • "If you're in Miss Ames' room, you are a fourth grader," said Mr. Oliver pleasantly.


    Josephine Lawrence

  • The grader gang formed a ring about the combatants and waited.

    The Brown Mouse

    Herbert Quick

  • Pike, he said, had come out as a grader, but it had been a long time since he had done any work.

    Track's End

    Hayden Carruth

British Dictionary definitions for grader



a person or thing that grades
a machine, either self-powered or towed by a tractor, that levels earth, rubble, etc, as in road construction
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for grader

1868, of machines; 1870, of persons, agent noun from grade (v.).

Online Etymology Dictionary, © 2010 Douglas Harper