Definition of quantify in English:

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Pronunciation: /ˈkwɒntɪfʌɪ/

verb (quantifies, quantifying, quantified)

[with object]
1Express or measure the quantity of: it is impossible to quantify the extent of the black economy
More example sentences
  • The UN's project assumes that a price can be put on the environment and that life can be quantified and measured.
  • And while it is easy to quantify the cost so far, it is much harder to work out how big an impact it will have in future.
  • These measures enabled researchers to quantify each individual act of violence in each film.
2 Logic Define the application of (a term or proposition) by the use of all, some, etc., e.g. ‘for all x if x is A then x is B’.
Example sentences
  • Another variable related to set names or actions is whether the number quantifying a set precedes or follows it.
  • A statement that quantifies a variable need not necessarily give the set from which the variable is to be taken.


Mid 16th century: from medieval Latin quantificare, from Latin quantus 'how much'.

For editors and proofreaders

Line breaks: quan|tify

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