Relating to the basic, essential or fundamental part of something. / Relating to an elementary school. / (physics) Relating to a subatomic particle.

An elementary school / (mythology, mysticism) A supernatural being which is associated with the elements.

The state or condition of being elementary.

plural of elementary

(mathematics, education) An informally defined area of algebra considered suitable to be taught to secondary school students.

(physics) The electric charge on a single proton

(linear algebra) A square matrix which is obtained from the identity matrix by a single elementary row (or column) operation.

A pure chemical substance consisting of a single element (e.g. hydrogen gas).

(category theory) A Cartesian closed category which has a subobject classifier.

(mathematics) Any function that is composed of algebraic functions, trigonometric functions, exponential functions and/or logarithmic functions, combined using addition, subtraction, multiplication and/or division