IPA: /ˈkwɒntɪfaɪ/
KK: /kwɑnˈtɪfaɪ/
To determine or express the amount or number of something.
Scientists often try to quantify the effects of climate change on wildlife.
Past: quantified
Past Participle: quantified
Quantify → It is formed from "quantus" (meaning how much) and "-fy" (from Latin "facere", meaning to make). The word means to make something measurable or to express it in terms of quantity.
Think of 'how much' ('quantus') being 'made' ('-fy') measurable — that's why quantify means to express something in terms of quantity.