Emily Dickinson Lexicon

NO-TA'TION, n. [L. notatio, from noto, to mark.]

1. The act or practice of recording any thing by marks, figures or characters; particularly in arithmetic and algebra, the expressing of numbers and quantities by figures, signs or characters appropriate for the purpose.
2. Meaning; signification. Conscience, according to the very notation of the word, imports a double knowledge. [Unusual.] South.