rubric

A heading that names a statute or legislative bill; may give a brief summary of the matters it deals with.

An explanation or definition of an obscure word in a text.

An authoritative rule of conduct or procedure.

A title or heading that is printed in red or in a special type.

Category name.

“it is usually discussed under the rubric of `functional obesity'”

Directions for the conduct of Christian church services (often printed in red in a prayer book).

Adorn with ruby red color.