Here's a go at explaining the concept: In Western music, the standard octave has been somewhat arbitrarily divided into 12 pitches.

Some surgeons have arbitrarily divided the operation into smaller portions to help limit these complications.

All nouns are mostly arbitrarily divided into these two classes.

In these studies, test subjects were divided arbitrarily into two groups, based on a trivial and almost completely irrelevant basis.

Congenital syphilis is arbitrarily divided into early and late stages with the dividing line at two years of age.

Those forces are divided arbitrarily into three broad categories: internal, external, and shareholders.

So "Talk to the Hand" is arbitrarily divided into six segments.

The main drawback was that the equipment inventory was divided somewhat arbitrarily.

It calculates a 'split value' from the number of each type of contact when the protein is divided arbitrarily into two parts.

The sky was arbitrarily divided into constellations by historic astronomers, according to perceived patterns in the sky.