quantify

From Medieval Latin quantificare (introduced by Sir William Hamilton in logic)

• (US) IPA^(key): /ˈkwɑːn.tə.faɪ/

quantify (third-person singular simple present quantifies, present participle quantifying, simple past and past participle quantified)

1. To assign a quantity to.
2. To determine the value of (a variable or expression).
   • 2012 January 1, Robert M. Pringle, “How to Be Manipulative”, in American Scientist‎, volume 100, number 1, page 31:

     As in much of biology, the most satisfying truths in ecology derive from manipulative experimentation. Tinker with nature and quantify how it responds.

• (measure the quantity of): quantitate