Definition of notation in English:

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Pronunciation: /nəʊˈteɪʃ(ə)n/


1 [mass noun] A series or system of written symbols used to represent numbers, amounts, or elements in something such as music or mathematics: algebraic notation [count noun]: new terminologies and notations
More example sentences
  • To think in these terms - clearly derived from popular music practice - is to question an almost universal precept of music education systems, that students need to learn to read and write in music notation.
  • Consequently, a simple point-and-click music notation system was the first thing I looked for.
  • Markings on bone plaques clearly represent systems of notation, perhaps even lunar calendars.
system of symbols, alphabet, syllabary, script;
2A note or annotation: he noticed the notations in the margin
More example sentences
  • Note that the notation refers only to the initial placement of the ions/waters in the minor groove, but that all water and ions were free to move during the simulations.
  • In addition, marginal notations of dates indicate the initial entry of books in the Register which were subsequently reregistered by another party, likely as the result of a sale or trade between stationers.
  • Marginal notations add to this volume's value by helping readers see the interpretive choices, hermeneutical assumptions, and contextual influences at play in each essay.
annotation, jotting, inscription, comment, footnote, entry, minute, record, item, memo, gloss, explanation, explication, elucidation;
rare scholium
3 short for scale of notation (see scale3).



Example sentences
  • Stephen had been using a mathematical device in which time is replaced, as a notational convenience, by something called imaginary time.
  • The book is rendered almost autobiographical by the unpolished, notational style of much of the work, and its patchwork nature makes it a book that one can easily dip in and out of.
  • Other assumptions, such as uniform mutation rates and (for the finite-sites case) the assumption of the same mutation model at each locus, are purely for notational simplicity.


Example sentences
  • Ideally, discussion of state action should be flagged, in somewhat the way set theorists notationally distinguish theorems requiring the axiom of choice.
  • The Cambridge Grammar of the English Language uses the distinction between word forms and lexemes throughout, and distinguishes the two notationally: word forms like taken in plain italics and lexemes like take in bold italics.
  • It is conceptually simple but notationally messy to describe how to combine the forward and backward algorithms to compute partial derivatives.


Late 16th century: from Latin notatio(n-), from the verb notare, from nota 'mark'.

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For editors and proofreaders

Line breaks: no|ta¦tion

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