Primary school

начальная школа Синоним(ы): elementary school

Большой англо-русский словарь

Primary school

образование начальная школа (школа для детей в возрасте от 5-7 до 11-12 лет)

Англо-русский словарь экономических терминов

Primary school

noun 1. a school usually including the first three grades of elementary school but sometimes also including kindergarten 2. elementary school

Merriam-Webster's Collegiate Dictionary