primary school

WordReference Random House Learner's Dictionary of American English © 2026

ˈpri•ma•ry ˌschool, n. 

1. Education an elementary school, esp. one covering the first three or four grades and sometimes kindergarten:
   [countable] two new primary schools to be built in the area.
   [uncountable] graduated from primary school and went on to middle school.

WordReference Random House Unabridged Dictionary of American English © 2026

pri′mary school′, 

1. a school usually covering the first three or four years of elementary school and sometimes kindergarten.
2. See elementary school. 
• 1795–1805

Collins Concise English Dictionary © HarperCollins Publishers::

primary school noun

1. (in Britain) a school for children below the age of 11. It is usually divided into an infant and a junior section
2. (in the US and Canada) a school equivalent to the first three or four grades of elementary school, sometimes including a kindergarten