Of or being an irreducible element
Of or treating the most basic aspects
Suited to beginners
The elementary education of the convicts' children is compulsory.
There are words for the elementary numbers, one, two, three; but " four " is usually expressed by " two-two."
A more difficult question was that of religious education in the public elementary schools.
She'd known Evelyn since they were in elementary school, and she'd been renting a room from her for the past two years since graduating high school.
The elementary unit of plant structure, as of animal structure, is the cell.