abbreviation vs stretching

abbreviation

noun
  • A shortened or contracted form of a word or phrase, used to represent the whole, utilizing omission of letters, and sometimes substitution of letters, or duplication of initial letters to signify plurality, including signs such as +, =, @. 

  • The process of abbreviating. 

  • Reduction to lower terms, as a fraction. 

  • Any convenient short form used as a substitution for an understood or inferred whole. 

  • Loss during evolution of the final stages of the ancestral ontogenetic pattern. 

  • One or more dashes through the stem of a note, dividing it respectively into quavers, semiquavers, demisemiquavers, or hemidemisemiquavers. 

  • The result of shortening or reducing; abridgment. 

  • A notation used in music score to denote a direction, as pp or mf. 

stretching

adj
  • Requiring a high level of effort or performance. 

noun
  • The act by which something is stretched. 

  • A form of physical exercise in which a specific skeletal muscle (or muscle group) is deliberately elongated to its fullest length in order to improve the muscle's felt elasticity and reaffirm comfortable muscle tone. 

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