Definition of elementary :
1. Having only one principle or constituent part; consisting of a single element; simple; uncompounded; as, an elementary substance.
2. Pertaining to one of the four elements, air, water, earth, fire.
3. Pertaining to, or treating of, the elements, rudiments, or first principles of anything; initial; rudimental; introductory; as, an elementary treatise.
academic, undemanding, meat-and-potatoes, rudimentary, mere, primitive, didactic, formal, ultimate, graduate, rudimental, principal, surface, start, trouble-free, unsubdivided, manageable, dim-witted, raw, dewy-eyed, advanced, applied, mindless, convenient, intrinsic, diachronic, introductory, core, inherent, master, abecedarian, come naturally/easily/easy (to someone), simple-minded, curricular, round-eyed, chief, natural, wide-eyed, beginning, effortless, easy, educational, unproblematic, main
bottom (part of speech: adjective)
simple (part of speech: adjective)
pure (part of speech: adjective)
basic, irreducible, blameless, angelic, primal, pure, aboriginal, immaculate, formative, primary, undiluted, purebred, basal, honorable, elemental, unadulterated, spotless, uncluttered, innocent, unsullied, undefiled, unblemished, essential, sinless, guiltless, simon-pure, stainless, monolithic, prime, nascent, faultless, austere, clear, stark, unadorned, white, unalloyed, virtuous, chaste, bare, decent, clean, atomic, untarnished, untainted, plain, indivisible, foundational, fundamental, simple
- In December next there will be an Examination for the Elementary Certificate only. - "Education in The Home, The Kindergarten, and The Primary School", Elizabeth P. Peabody.
- And then, seating herself, La Fleur proceeded to put Molly through an elementary domestic service examination. - "The Girl at Cobhurst", Frank Richard Stockton.
- As far as the elementary principles of education go, the native children are far from deficient. - "Expedition into Central Australia", Charles Sturt.