middle school

1 ENTRIES FOUND:
middle school noun
plural middle schools
middle school
noun
plural middle schools
Britannica Dictionary definition of MIDDLE SCHOOL
[count, noncount]
1 
US : a school for children that usually includes grades five to eight or six to eight — compare elementary school, high school, junior high school
2 
British : a school for children between the ages of 8 and 12 or 9 and 13