One of the mysteries of the English language finally explained.
An indication of something to be specially noted; a memorandum, note, or observation.
Mid 17th century; earliest use found in Prerogative of Man. From classical Latin notandum (neuter singular of notandus, gerundive of notāre; compare -and), short for notandum est ‘it is to be noted’, used to introduce a memorandum, e.g.
In this article we explore how to impress employers with a spot-on CV.