say it: noh-TAY-shuhn
notation is a noun meaning "a technical system of symbols used to represent special things". It carries 3 recorded senses.
a technical system of symbols used to represent special things
a comment or instruction (usually added)
“his notes were appended at the end of the article”
“he added a short notation to the address on the envelope”
the activity of representing something by a special system of marks or characters
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for notation come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.