rubrics is a form of:

Rubric



noun
1.
(a heading title, etc., an established rule of procedure; a note of comment words put as a heading or a note of explanation or a direction of how some thing must be done, medieval manuscript or printed book in which initial lettle was illumined in red; the title of a chapter, statute, etc, originally in red) និទ្ទេសបទ, ដីពណ៌ក្រហម
ENGLISH MEANING
noun
1.
That part of any work in the early manuscripts and typography which was colored red, to distinguish it from other portions.
2.
A titlepage, or part of it, especially that giving the date and place of printing; also, the initial letters, etc., when printed in red.
3.
The title of a statute; -- so called as being anciently written in red letters.
4.
The directions and rules for the conduct of service, formerly written or printed in red; hence, also, an ecclesiastical or episcopal injunction; -- usually in the plural.
5.
Hence, that which is established or settled, as by authority; a thing definitely settled or fixed.
verb
1.
(TRANSITIVE) To adorn ith red; to redden; to rubricate.