Quantify vs Estimate - What's the difference?

quantify | estimate |


As verbs the difference between quantify and estimate

is that quantify is to assign a quantity to while estimate is to calculate roughly, often from imperfect data.

As a noun estimate is

a rough calculation or guess.

quantify

English

Verb

  • To assign a quantity to.
  • To determine the value of (a variable or expression).
  • * {{quote-magazine, date=2012-01
  • , author=Robert M. Pringle , title=How to Be Manipulative , volume=100, issue=1, page=31 , magazine= citation , passage=As in much of biology, the most satisfying truths in ecology derive from manipulative experimentation. Tinker with nature and quantify how it responds.}}

    Synonyms

    * (measure the quantity of) quantitate

    estimate

    English

    Alternative forms

    * (archaic)

    Noun

    (en noun)
  • A rough calculation or guess.
  • (construction and business) A document (or verbal notification) specifying how much a job will probably cost.
  • * {{quote-book, year=1928, author=Lawrence R. Bourne
  • , title=Well Tackled! , chapter=3 citation , passage=“They know our boats will stand up to their work,” said Willison, “and that counts for a good deal. A low estimate from us doesn't mean scamped work, but just that we want to keep the yard busy over a slack time.”}}

    Synonyms

    * estimation * appraisal

    Derived terms

    * ballpark estimate

    Verb

  • To calculate roughly, often from imperfect data.
  • * {{quote-book, year=1965, author=Ian Hacking, title=Logic of Statistical Inference, passage=I estimate that I need 400 board feet of lumber to complete a job, and then order 350 because I do not want a surplus, or perhaps order 450 because I do not want to make any subsequent orders.
  • citation
  • * '>citation
  • To judge and form an opinion of the value of, from imperfect data.
  • * John Locke
  • It is by the weight of silver, and not the name of the piece, that men estimate commodities and exchange them.
  • * J. C. Shairp
  • It is always very difficult to estimate the age in which you are living.

    Synonyms

    * appraise * guess

    Derived terms

    * estimable * underestimate * overestimate