check mark vs denotation

check mark

noun
  • A mark (✓) made to indicate agreement, correctness or acknowledgement. 

  • In long jump, javelin and similar events, little mark alongside the runway which helps the athlete to set their steps just right for their performance. 

denotation

noun
  • Something signified or referred to; a particular meaning of a symbol 

  • The primary, surface, literal, or explicit meaning of a signifier such as a word, phrase, or symbol; that which a word denotes, as contrasted with its connotation; the aggregate or set of objects of which a word may be predicated. 

  • The intension and extension of a word 

  • A first level of analysis: what the audience can visually see on a page. Denotation often refers to something literal, and avoids being a metaphor. 

  • The act of denoting, or something (such as a symbol) that denotes 

  • Any mathematical object which describes the meanings of expressions from the languages, formalized in the theory of denotational semantics 

How often have the words check mark and denotation occurred in a corpus of books? (source: Google Ngram Viewer )