quantify

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

• (Received Pronunciation) IPA^(key): /ˈkwɒn.tɪˌfaɪ/

  • Audio (Southern England):

    (file)

• (General American, Canada) IPA^(key): /ˈkwɑn.tɪˌfaɪ/, [ˈkwɑn.ɾɪˌfaɪ], /ˈkwɑn.təˌfaɪ/, [ˈkwɑn.ɾəˌfaɪ]
• (General Australian) IPA^(key): /ˈkwɔn.tɪˌfɑɪ/, /ˈkwɒn.tɪˌfɑɪ/

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

1. (transitive) To assign a quantity to.
2. To determine the value of (a variable or expression).
   • 2012 January, Robert M. Pringle, “How to Be Manipulative”, in American Scientist‎^[1], volume 100, number 1, archived from the original on 3 October 2013, 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.

   • 2015 July 6, “Dichloroacetate, the Pyruvate Dehydrogenase Complex and the Modulation of mESC Pluripotency”, in PLOS ONE‎^[2], →DOI:

     Once more significant differences were observed for CTR w/o LIF. (E)- Protein levels for Hexokinase I and II, GAPDH and PKM1/2 were determined by western Blot and quantified by densiometric evaluation.

   • 2015 August 15, “Expression of Emotional Arousal in Two Different Piglet Call Types”, in PLOS ONE‎^[3], →DOI:

     The most common model contains two core affect dimensions: arousal, which quantifies the intensity of the response, and valence, which quantifies the aversiveness of the situation—ranging from a very positive (pleasurable) to a very negative (aversive) emotional state.

   • 2015 October 29, “Transcriptomic Changes in Coral Holobionts Provide Insights into Physiological Challenges of Future Climate and Ocean Change”, in PLOS ONE‎^[4], →DOI:

     Standards for methanol extracted pigments chlorophyll a, c 2 . peridinin, β carotene, diatoxanthin and diadinoxanthin were used for quantifying pigments which were normalized per cell.

3. (logic) To relate a statement (called a predicate) to a given set using a quantifier—either for all (denoted ∀) or there exists (denoted ∃).

   The statement ${\displaystyle (\forall x\in \mathbb {R} )\,2x=x+x}$ quantifies over the real numbers.

• (measure the quantity of): quantitate