probability density function

/P R AA0 B AH0 B IH1 L AH0 T IY0 D EH0 N S AH0 T IY0 F AH0 NG K SH AH0 N/
noun
  1. 1

    Any function whose integral over a set gives the probability that a random variable has a value in that set

Source: https://en.wiktionary.org/wiki/probability%20density%20function