grader
noun
grad·er ˈgrā-dər 
1
: one that grades
2
: a machine for leveling earth
3
: a pupil in a school grade
a fifth grader
Example Sentences
Her students say that she's a tough grader.
Recent Examples on the Web Mauricio Arancibia identified the victims as his 9-year-old daughter Kaysie Anne Arancibia, a fourth grader at Sleepy Hollow Elementary School, and her grandmother, 67-year-old Patricia Stoderl, reported CBS affiliate WUSA. 
Jason Duaine Hahn, Peoplemag, 8 Sep. 2022 One of them, Jacob Wentworth, began his first day as a second grader at Goose Bay Elementary near Wasilla, thrilled to be starting school and looking forward to the year ahead. Zaz Hollander, Anchorage Daily News, 19 Aug. 2022 In 2015, Keely Burks, then a 14-year-old eighth-grader at Charter Day School, launched a petition with her friends to change the uniform policy. María Luisa Paúl, Washington Post, 15 June 2022 Miah Cerrillo, a fourth grader at Robb Elementary School, appeared in a prerecorded video before the House Committee on Oversight and Government Reform on Wednesday morning. Stefan Becket, CBS News, 9 June 2022 IIliana Treviño, a fourth grader at Robb Elementary School, lost her best friend, Amerie Jo Garza, in last month's mass shooting at the Uvalde, Texas, school. Wendy Grossman Kantor, PEOPLE.com, 9 June 2022 Yesterday, Miah Cerrillo, an 11-year-old fourth-grader at Robb Elementary School, testified via a prerecorded video. Rayna Reid, Essence, 9 June 2022 Nandan Jayaprakash Narayanan, a fifth-grader at Orchard Middle School, ended up just one point behind the first-place finisher in the K-5 under 1200 division. Ed Wittenberg, cleveland, 27 May 2022 Miah Cerillo, a fourth grader at Robb Elementary School, and her classmates were giddy with anticipation to the summer break. New York Times, 27 May 2022 See More
Jason Duaine Hahn, Peoplemag, 8 Sep. 2022 One of them, Jacob Wentworth, began his first day as a second grader at Goose Bay Elementary near Wasilla, thrilled to be starting school and looking forward to the year ahead. Zaz Hollander, Anchorage Daily News, 19 Aug. 2022 In 2015, Keely Burks, then a 14-year-old eighth-grader at Charter Day School, launched a petition with her friends to change the uniform policy. María Luisa Paúl, Washington Post, 15 June 2022 Miah Cerrillo, a fourth grader at Robb Elementary School, appeared in a prerecorded video before the House Committee on Oversight and Government Reform on Wednesday morning. Stefan Becket, CBS News, 9 June 2022 IIliana Treviño, a fourth grader at Robb Elementary School, lost her best friend, Amerie Jo Garza, in last month's mass shooting at the Uvalde, Texas, school. Wendy Grossman Kantor, PEOPLE.com, 9 June 2022 Yesterday, Miah Cerrillo, an 11-year-old fourth-grader at Robb Elementary School, testified via a prerecorded video. Rayna Reid, Essence, 9 June 2022 Nandan Jayaprakash Narayanan, a fifth-grader at Orchard Middle School, ended up just one point behind the first-place finisher in the K-5 under 1200 division. Ed Wittenberg, cleveland, 27 May 2022 Miah Cerillo, a fourth grader at Robb Elementary School, and her classmates were giddy with anticipation to the summer break. New York Times, 27 May 2022 See More Word History
First Known Use
1832, in the meaning defined at sense 1
Kids Definition
grader
noun
grad·er ˈgrā-dər
1
: a student in a specified grade
fourth graders
2
: a person who assigns grades
3
: a machine used for leveling earth