An advocate of elementalism

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

(climatology) Large-scale components of the Earth climate system that may pass a tipping point.

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

(algebra) An element of a ring that is not a zero divisor.

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

plural of mobile genetic element

(genetics) A kind of genetic material, found in all organisms, that can move around within a genome, or be transferred from one species or replicon to another.

The breaking down of a complex thing into the elements of which it is made

In an elementalistic manner.